19876116

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1237}}^1$

素因数の和:1360

約数の個数: 48

約数和(自身を含む): 50470784

約数和(自身を除く): 30594668

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 103, 156, 206, 309, 412, 618, 1236, 1237, 1339, 2474, 2678, 3711, 4017, 4948, 5356, 7422, 8034, 14844, 16068, 16081, 32162, 48243, 64324, 96486, 127411, 192972, 254822, 382233, 509644, 764466, 1528932, 1656343, 3312686, 4969029, 6625372, 9938058, 19876116]

約数ペア:

[(1, 19876116), (2, 9938058), (3, 6625372), (4, 4969029), (6, 3312686), (12, 1656343), (13, 1528932), (26, 764466), (39, 509644), (52, 382233), (78, 254822), (103, 192972), (156, 127411), (206, 96486), (309, 64324), (412, 48243), (618, 32162), (1236, 16081), (1237, 16068), (1339, 14844), (2474, 8034), (2678, 7422), (3711, 5356), (4017, 4948)]