18118342

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{587}}^1$

素因数の和:684

約数の個数: 32

約数和(自身を含む): 31497984

約数和(自身を除く): 13379642

約数列:

[1, 2, 11, 22, 23, 46, 61, 122, 253, 506, 587, 671, 1174, 1342, 1403, 2806, 6457, 12914, 13501, 15433, 27002, 30866, 35807, 71614, 148511, 297022, 393877, 787754, 823561, 1647122, 9059171, 18118342]

約数ペア:

[(1, 18118342), (2, 9059171), (11, 1647122), (22, 823561), (23, 787754), (46, 393877), (61, 297022), (122, 148511), (253, 71614), (506, 35807), (587, 30866), (671, 27002), (1174, 15433), (1342, 13501), (1403, 12914), (2806, 6457)]