18132368

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{281}}^1$

素因数の和:435

約数の個数: 40

約数和(自身を含む): 36541560

約数和(自身を除く): 18409192

約数列:

[1, 2, 4, 8, 16, 37, 74, 109, 148, 218, 281, 296, 436, 562, 592, 872, 1124, 1744, 2248, 4033, 4496, 8066, 10397, 16132, 20794, 30629, 32264, 41588, 61258, 64528, 83176, 122516, 166352, 245032, 490064, 1133273, 2266546, 4533092, 9066184, 18132368]

約数ペア:

[(1, 18132368), (2, 9066184), (4, 4533092), (8, 2266546), (16, 1133273), (37, 490064), (74, 245032), (109, 166352), (148, 122516), (218, 83176), (281, 64528), (296, 61258), (436, 41588), (562, 32264), (592, 30629), (872, 20794), (1124, 16132), (1744, 10397), (2248, 8066), (4033, 4496)]