18218504

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{1009}}^1$

素因数の和:1113

約数の個数: 32

約数和(自身を含む): 35693400

約数和(自身を除く): 17474896

約数列:

[1, 2, 4, 8, 37, 61, 74, 122, 148, 244, 296, 488, 1009, 2018, 2257, 4036, 4514, 8072, 9028, 18056, 37333, 61549, 74666, 123098, 149332, 246196, 298664, 492392, 2277313, 4554626, 9109252, 18218504]

約数ペア:

[(1, 18218504), (2, 9109252), (4, 4554626), (8, 2277313), (37, 492392), (61, 298664), (74, 246196), (122, 149332), (148, 123098), (244, 74666), (296, 61549), (488, 37333), (1009, 18056), (2018, 9028), (2257, 8072), (4036, 4514)]