18897312

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{461}}^1$

素因数の和:542

約数の個数: 96

約数和(自身を含む): 57746304

約数和(自身を除く): 38848992

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 61, 84, 96, 112, 122, 168, 183, 224, 244, 336, 366, 427, 461, 488, 672, 732, 854, 922, 976, 1281, 1383, 1464, 1708, 1844, 1952, 2562, 2766, 2928, 3227, 3416, 3688, 5124, 5532, 5856, 6454, 6832, 7376, 9681, 10248, 11064, 12908, 13664, 14752, 19362, 20496, 22128, 25816, 28121, 38724, 40992, 44256, 51632, 56242, 77448, 84363, 103264, 112484, 154896, 168726, 196847, 224968, 309792, 337452, 393694, 449936, 590541, 674904, 787388, 899872, 1181082, 1349808, 1574776, 2362164, 2699616, 3149552, 4724328, 6299104, 9448656, 18897312]

約数ペア:

[(1, 18897312), (2, 9448656), (3, 6299104), (4, 4724328), (6, 3149552), (7, 2699616), (8, 2362164), (12, 1574776), (14, 1349808), (16, 1181082), (21, 899872), (24, 787388), (28, 674904), (32, 590541), (42, 449936), (48, 393694), (56, 337452), (61, 309792), (84, 224968), (96, 196847), (112, 168726), (122, 154896), (168, 112484), (183, 103264), (224, 84363), (244, 77448), (336, 56242), (366, 51632), (427, 44256), (461, 40992), (488, 38724), (672, 28121), (732, 25816), (854, 22128), (922, 20496), (976, 19362), (1281, 14752), (1383, 13664), (1464, 12908), (1708, 11064), (1844, 10248), (1952, 9681), (2562, 7376), (2766, 6832), (2928, 6454), (3227, 5856), (3416, 5532), (3688, 5124)]