19497348

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^1\times {\mathrm{1543}}^1$

素因数の和:1575

約数の個数: 72

約数和(自身を含む): 55077568

約数和(自身を除く): 35580220

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 243, 324, 351, 468, 486, 702, 972, 1053, 1404, 1543, 2106, 3086, 3159, 4212, 4629, 6172, 6318, 9258, 12636, 13887, 18516, 20059, 27774, 40118, 41661, 55548, 60177, 80236, 83322, 120354, 124983, 166644, 180531, 240708, 249966, 361062, 374949, 499932, 541593, 722124, 749898, 1083186, 1499796, 1624779, 2166372, 3249558, 4874337, 6499116, 9748674, 19497348]

約数ペア:

[(1, 19497348), (2, 9748674), (3, 6499116), (4, 4874337), (6, 3249558), (9, 2166372), (12, 1624779), (13, 1499796), (18, 1083186), (26, 749898), (27, 722124), (36, 541593), (39, 499932), (52, 374949), (54, 361062), (78, 249966), (81, 240708), (108, 180531), (117, 166644), (156, 124983), (162, 120354), (234, 83322), (243, 80236), (324, 60177), (351, 55548), (468, 41661), (486, 40118), (702, 27774), (972, 20059), (1053, 18516), (1404, 13887), (1543, 12636), (2106, 9258), (3086, 6318), (3159, 6172), (4212, 4629)]