19747572

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1229}}^1$

素因数の和:1352

約数の個数: 48

約数和(自身を含む): 50144640

約数和(自身を除く): 30397068

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 103, 156, 206, 309, 412, 618, 1229, 1236, 1339, 2458, 2678, 3687, 4017, 4916, 5356, 7374, 8034, 14748, 15977, 16068, 31954, 47931, 63908, 95862, 126587, 191724, 253174, 379761, 506348, 759522, 1519044, 1645631, 3291262, 4936893, 6582524, 9873786, 19747572]

約数ペア:

[(1, 19747572), (2, 9873786), (3, 6582524), (4, 4936893), (6, 3291262), (12, 1645631), (13, 1519044), (26, 759522), (39, 506348), (52, 379761), (78, 253174), (103, 191724), (156, 126587), (206, 95862), (309, 63908), (412, 47931), (618, 31954), (1229, 16068), (1236, 15977), (1339, 14748), (2458, 8034), (2678, 7374), (3687, 5356), (4017, 4916)]