18807204

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3889}}^1$

素因数の和:3940

約数の個数: 48

約数和(自身を含む): 48796160

約数和(自身を除く): 29988956

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 186, 372, 403, 806, 1209, 1612, 2418, 3889, 4836, 7778, 11667, 15556, 23334, 46668, 50557, 101114, 120559, 151671, 202228, 241118, 303342, 361677, 482236, 606684, 723354, 1446708, 1567267, 3134534, 4701801, 6269068, 9403602, 18807204]

約数ペア:

[(1, 18807204), (2, 9403602), (3, 6269068), (4, 4701801), (6, 3134534), (12, 1567267), (13, 1446708), (26, 723354), (31, 606684), (39, 482236), (52, 361677), (62, 303342), (78, 241118), (93, 202228), (124, 151671), (156, 120559), (186, 101114), (372, 50557), (403, 46668), (806, 23334), (1209, 15556), (1612, 11667), (2418, 7778), (3889, 4836)]