18987852

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{2063}}^1$

素因数の和:2142

約数の個数: 48

約数和(自身を含む): 48545280

約数和(自身を除く): 29557428

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 59, 78, 118, 156, 177, 236, 354, 708, 767, 1534, 2063, 2301, 3068, 4126, 4602, 6189, 8252, 9204, 12378, 24756, 26819, 53638, 80457, 107276, 121717, 160914, 243434, 321828, 365151, 486868, 730302, 1460604, 1582321, 3164642, 4746963, 6329284, 9493926, 18987852]

約数ペア:

[(1, 18987852), (2, 9493926), (3, 6329284), (4, 4746963), (6, 3164642), (12, 1582321), (13, 1460604), (26, 730302), (39, 486868), (52, 365151), (59, 321828), (78, 243434), (118, 160914), (156, 121717), (177, 107276), (236, 80457), (354, 53638), (708, 26819), (767, 24756), (1534, 12378), (2063, 9204), (2301, 8252), (3068, 6189), (4126, 4602)]