20162997774

素因数分解:

$2^1\times 3^2\times {\mathrm{127}}^1\times {\mathrm{2131}}^1\times {\mathrm{4139}}^1$

素因数の和:6405

約数の個数: 48

約数和(自身を含む): 44061788160

約数和(自身を除く): 23898790386

約数列:

[1, 2, 3, 6, 9, 18, 127, 254, 381, 762, 1143, 2131, 2286, 4139, 4262, 6393, 8278, 12417, 12786, 19179, 24834, 37251, 38358, 74502, 270637, 525653, 541274, 811911, 1051306, 1576959, 1623822, 2435733, 3153918, 4730877, 4871466, 8820209, 9461754, 17640418, 26460627, 52921254, 79381881, 158763762, 1120166543, 2240333086, 3360499629, 6720999258, 10081498887, 20162997774]

約数ペア:

[(1, 20162997774), (2, 10081498887), (3, 6720999258), (6, 3360499629), (9, 2240333086), (18, 1120166543), (127, 158763762), (254, 79381881), (381, 52921254), (762, 26460627), (1143, 17640418), (2131, 9461754), (2286, 8820209), (4139, 4871466), (4262, 4730877), (6393, 3153918), (8278, 2435733), (12417, 1623822), (12786, 1576959), (19179, 1051306), (24834, 811911), (37251, 541274), (38358, 525653), (74502, 270637)]