20218558452

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{398977}}^1$

素因数の和:399128

約数の個数: 48

約数和(自身を含む): 48796605312

約数和(自身を除く): 28578046860

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 103, 123, 164, 206, 246, 309, 412, 492, 618, 1236, 4223, 8446, 12669, 16892, 25338, 50676, 398977, 797954, 1196931, 1595908, 2393862, 4787724, 16358057, 32716114, 41094631, 49074171, 65432228, 82189262, 98148342, 123283893, 164378524, 196296684, 246567786, 493135572, 1684879871, 3369759742, 5054639613, 6739519484, 10109279226, 20218558452]

約数ペア:

[(1, 20218558452), (2, 10109279226), (3, 6739519484), (4, 5054639613), (6, 3369759742), (12, 1684879871), (41, 493135572), (82, 246567786), (103, 196296684), (123, 164378524), (164, 123283893), (206, 98148342), (246, 82189262), (309, 65432228), (412, 49074171), (492, 41094631), (618, 32716114), (1236, 16358057), (4223, 4787724), (8446, 2393862), (12669, 1595908), (16892, 1196931), (25338, 797954), (50676, 398977)]