20188099267

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1\times {\mathrm{9059}}^1$

素因数の和:9451

約数の個数: 32

約数和(自身を含む): 24913405440

約数和(自身を除く): 4725306173

約数列:

[1, 7, 17, 61, 119, 307, 427, 1037, 2149, 5219, 7259, 9059, 18727, 36533, 63413, 131089, 154003, 318359, 552599, 1078021, 2228513, 2781113, 3868193, 9394183, 19467791, 47278921, 65759281, 169647893, 330952447, 1187535251, 2884014181, 20188099267]

約数ペア:

[(1, 20188099267), (7, 2884014181), (17, 1187535251), (61, 330952447), (119, 169647893), (307, 65759281), (427, 47278921), (1037, 19467791), (2149, 9394183), (5219, 3868193), (7259, 2781113), (9059, 2228513), (18727, 1078021), (36533, 552599), (63413, 318359), (131089, 154003)]