18512052

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2239}}^1$

素因数の和:2312

約数の個数: 48

約数和(自身を含む): 47416320

約数和(自身を除く): 28904268

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 53, 78, 106, 156, 159, 212, 318, 636, 689, 1378, 2067, 2239, 2756, 4134, 4478, 6717, 8268, 8956, 13434, 26868, 29107, 58214, 87321, 116428, 118667, 174642, 237334, 349284, 356001, 474668, 712002, 1424004, 1542671, 3085342, 4628013, 6170684, 9256026, 18512052]

約数ペア:

[(1, 18512052), (2, 9256026), (3, 6170684), (4, 4628013), (6, 3085342), (12, 1542671), (13, 1424004), (26, 712002), (39, 474668), (52, 356001), (53, 349284), (78, 237334), (106, 174642), (156, 118667), (159, 116428), (212, 87321), (318, 58214), (636, 29107), (689, 26868), (1378, 13434), (2067, 8956), (2239, 8268), (2756, 6717), (4134, 4478)]