18879528

素因数分解:

$2^3\times 3^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1$

素因数の和:334

約数の個数: 64

約数和(自身を含む): 48960000

約数和(自身を除く): 30080472

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 59, 67, 118, 134, 177, 199, 201, 236, 268, 354, 398, 402, 472, 536, 597, 708, 796, 804, 1194, 1416, 1592, 1608, 2388, 3953, 4776, 7906, 11741, 11859, 13333, 15812, 23482, 23718, 26666, 31624, 35223, 39999, 46964, 47436, 53332, 70446, 79998, 93928, 94872, 106664, 140892, 159996, 281784, 319992, 786647, 1573294, 2359941, 3146588, 4719882, 6293176, 9439764, 18879528]

約数ペア:

[(1, 18879528), (2, 9439764), (3, 6293176), (4, 4719882), (6, 3146588), (8, 2359941), (12, 1573294), (24, 786647), (59, 319992), (67, 281784), (118, 159996), (134, 140892), (177, 106664), (199, 94872), (201, 93928), (236, 79998), (268, 70446), (354, 53332), (398, 47436), (402, 46964), (472, 39999), (536, 35223), (597, 31624), (708, 26666), (796, 23718), (804, 23482), (1194, 15812), (1416, 13333), (1592, 11859), (1608, 11741), (2388, 7906), (3953, 4776)]