18897002208

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{461}}^1\times {\mathrm{20333}}^1$

素因数の和:20817

約数の個数: 144

約数和(自身を含む): 61551506016

約数和(自身を除く): 42654503808

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 461, 504, 672, 922, 1008, 1383, 1844, 2016, 2766, 3227, 3688, 4149, 5532, 6454, 7376, 8298, 9681, 11064, 12908, 14752, 16596, 19362, 20333, 22128, 25816, 29043, 33192, 38724, 40666, 44256, 51632, 58086, 60999, 66384, 77448, 81332, 103264, 116172, 121998, 132768, 142331, 154896, 162664, 182997, 232344, 243996, 284662, 309792, 325328, 365994, 426993, 464688, 487992, 569324, 650656, 731988, 853986, 929376, 975984, 1138648, 1280979, 1463976, 1707972, 1951968, 2277296, 2561958, 2927952, 3415944, 4554592, 5123916, 5855904, 6831888, 9373513, 10247832, 13663776, 18747026, 20495664, 28120539, 37494052, 40991328, 56241078, 65614591, 74988104, 84361617, 112482156, 131229182, 149976208, 168723234, 196843773, 224964312, 262458364, 299952416, 337446468, 393687546, 449928624, 524916728, 590531319, 674892936, 787375092, 899857248, 1049833456, 1181062638, 1349785872, 1574750184, 2099666912, 2362125276, 2699571744, 3149500368, 4724250552, 6299000736, 9448501104, 18897002208]

約数ペア:

[(1, 18897002208), (2, 9448501104), (3, 6299000736), (4, 4724250552), (6, 3149500368), (7, 2699571744), (8, 2362125276), (9, 2099666912), (12, 1574750184), (14, 1349785872), (16, 1181062638), (18, 1049833456), (21, 899857248), (24, 787375092), (28, 674892936), (32, 590531319), (36, 524916728), (42, 449928624), (48, 393687546), (56, 337446468), (63, 299952416), (72, 262458364), (84, 224964312), (96, 196843773), (112, 168723234), (126, 149976208), (144, 131229182), (168, 112482156), (224, 84361617), (252, 74988104), (288, 65614591), (336, 56241078), (461, 40991328), (504, 37494052), (672, 28120539), (922, 20495664), (1008, 18747026), (1383, 13663776), (1844, 10247832), (2016, 9373513), (2766, 6831888), (3227, 5855904), (3688, 5123916), (4149, 4554592), (5532, 3415944), (6454, 2927952), (7376, 2561958), (8298, 2277296), (9681, 1951968), (11064, 1707972), (12908, 1463976), (14752, 1280979), (16596, 1138648), (19362, 975984), (20333, 929376), (22128, 853986), (25816, 731988), (29043, 650656), (33192, 569324), (38724, 487992), (40666, 464688), (44256, 426993), (51632, 365994), (58086, 325328), (60999, 309792), (66384, 284662), (77448, 243996), (81332, 232344), (103264, 182997), (116172, 162664), (121998, 154896), (132768, 142331)]