18756516

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{569}}^1$

素因数の和:684

約数の個数: 48

約数和(自身を含む): 45581760

約数和(自身を除く): 26825244

約数列:

[1, 2, 3, 4, 6, 12, 41, 67, 82, 123, 134, 164, 201, 246, 268, 402, 492, 569, 804, 1138, 1707, 2276, 2747, 3414, 5494, 6828, 8241, 10988, 16482, 23329, 32964, 38123, 46658, 69987, 76246, 93316, 114369, 139974, 152492, 228738, 279948, 457476, 1563043, 3126086, 4689129, 6252172, 9378258, 18756516]

約数ペア:

[(1, 18756516), (2, 9378258), (3, 6252172), (4, 4689129), (6, 3126086), (12, 1563043), (41, 457476), (67, 279948), (82, 228738), (123, 152492), (134, 139974), (164, 114369), (201, 93316), (246, 76246), (268, 69987), (402, 46658), (492, 38123), (569, 32964), (804, 23329), (1138, 16482), (1707, 10988), (2276, 8241), (2747, 6828), (3414, 5494)]