18486156

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{727}}^1$

素因数の和:910

約数の個数: 48

約数和(自身を含む): 46801664

約数和(自身を除く): 28315508

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 163, 326, 489, 652, 727, 978, 1454, 1956, 2119, 2181, 2908, 4238, 4362, 6357, 8476, 8724, 9451, 12714, 18902, 25428, 28353, 37804, 56706, 113412, 118501, 237002, 355503, 474004, 711006, 1422012, 1540513, 3081026, 4621539, 6162052, 9243078, 18486156]

約数ペア:

[(1, 18486156), (2, 9243078), (3, 6162052), (4, 4621539), (6, 3081026), (12, 1540513), (13, 1422012), (26, 711006), (39, 474004), (52, 355503), (78, 237002), (156, 118501), (163, 113412), (326, 56706), (489, 37804), (652, 28353), (727, 25428), (978, 18902), (1454, 12714), (1956, 9451), (2119, 8724), (2181, 8476), (2908, 6357), (4238, 4362)]