20199085612

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{227}}^1\times {\mathrm{2903}}^1$

素因数の和:3310

約数の個数: 48

約数和(自身を含む): 36336706560

約数和(自身を除く): 16137620948

約数列:

[1, 2, 4, 79, 97, 158, 194, 227, 316, 388, 454, 908, 2903, 5806, 7663, 11612, 15326, 17933, 22019, 30652, 35866, 44038, 71732, 88076, 229337, 281591, 458674, 563182, 658981, 917348, 1126364, 1317962, 1739501, 2635924, 3479002, 6958004, 22245689, 44491378, 52059499, 63921157, 88982756, 104118998, 127842314, 208237996, 255684628, 5049771403, 10099542806, 20199085612]

約数ペア:

[(1, 20199085612), (2, 10099542806), (4, 5049771403), (79, 255684628), (97, 208237996), (158, 127842314), (194, 104118998), (227, 88982756), (316, 63921157), (388, 52059499), (454, 44491378), (908, 22245689), (2903, 6958004), (5806, 3479002), (7663, 2635924), (11612, 1739501), (15326, 1317962), (17933, 1126364), (22019, 917348), (30652, 658981), (35866, 563182), (44038, 458674), (71732, 281591), (88076, 229337)]