18648708

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{691}}^1$

素因数の和:884

約数の個数: 48

約数和(自身を含む): 47199936

約数和(自身を除く): 28551228

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 173, 346, 519, 691, 692, 1038, 1382, 2073, 2076, 2249, 2764, 4146, 4498, 6747, 8292, 8983, 8996, 13494, 17966, 26949, 26988, 35932, 53898, 107796, 119543, 239086, 358629, 478172, 717258, 1434516, 1554059, 3108118, 4662177, 6216236, 9324354, 18648708]

約数ペア:

[(1, 18648708), (2, 9324354), (3, 6216236), (4, 4662177), (6, 3108118), (12, 1554059), (13, 1434516), (26, 717258), (39, 478172), (52, 358629), (78, 239086), (156, 119543), (173, 107796), (346, 53898), (519, 35932), (691, 26988), (692, 26949), (1038, 17966), (1382, 13494), (2073, 8996), (2076, 8983), (2249, 8292), (2764, 6747), (4146, 4498)]