19651464

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{317}}^1$

素因数の和:380

約数の個数: 128

約数和(自身を含む): 64108800

約数和(自身を除く): 44457336

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 41, 42, 54, 56, 63, 72, 82, 84, 108, 123, 126, 164, 168, 189, 216, 246, 252, 287, 317, 328, 369, 378, 492, 504, 574, 634, 738, 756, 861, 951, 984, 1107, 1148, 1268, 1476, 1512, 1722, 1902, 2214, 2219, 2296, 2536, 2583, 2853, 2952, 3444, 3804, 4428, 4438, 5166, 5706, 6657, 6888, 7608, 7749, 8559, 8856, 8876, 10332, 11412, 12997, 13314, 15498, 17118, 17752, 19971, 20664, 22824, 25994, 26628, 30996, 34236, 38991, 39942, 51988, 53256, 59913, 61992, 68472, 77982, 79884, 90979, 103976, 116973, 119826, 155964, 159768, 181958, 233946, 239652, 272937, 311928, 350919, 363916, 467892, 479304, 545874, 701838, 727832, 818811, 935784, 1091748, 1403676, 1637622, 2183496, 2456433, 2807352, 3275244, 4912866, 6550488, 9825732, 19651464]

約数ペア:

[(1, 19651464), (2, 9825732), (3, 6550488), (4, 4912866), (6, 3275244), (7, 2807352), (8, 2456433), (9, 2183496), (12, 1637622), (14, 1403676), (18, 1091748), (21, 935784), (24, 818811), (27, 727832), (28, 701838), (36, 545874), (41, 479304), (42, 467892), (54, 363916), (56, 350919), (63, 311928), (72, 272937), (82, 239652), (84, 233946), (108, 181958), (123, 159768), (126, 155964), (164, 119826), (168, 116973), (189, 103976), (216, 90979), (246, 79884), (252, 77982), (287, 68472), (317, 61992), (328, 59913), (369, 53256), (378, 51988), (492, 39942), (504, 38991), (574, 34236), (634, 30996), (738, 26628), (756, 25994), (861, 22824), (951, 20664), (984, 19971), (1107, 17752), (1148, 17118), (1268, 15498), (1476, 13314), (1512, 12997), (1722, 11412), (1902, 10332), (2214, 8876), (2219, 8856), (2296, 8559), (2536, 7749), (2583, 7608), (2853, 6888), (2952, 6657), (3444, 5706), (3804, 5166), (4428, 4438)]