20132468251

素因数分解:

$7^2\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{193}}^1\times {\mathrm{379}}^1$

素因数の和:764

約数の個数: 48

約数和(自身を含む): 24355023840

約数和(自身を除く): 4222555589

約数列:

[1, 7, 41, 49, 137, 193, 287, 379, 959, 1351, 2009, 2653, 5617, 6713, 7913, 9457, 15539, 18571, 26441, 39319, 51923, 55391, 73147, 108773, 185087, 275233, 363461, 387737, 512029, 761411, 1084081, 1295609, 2128843, 2544227, 2999027, 3584203, 7588567, 10021139, 14901901, 20993189, 53119969, 70147973, 104313307, 146952323, 410866699, 491035811, 2876066893, 20132468251]

約数ペア:

[(1, 20132468251), (7, 2876066893), (41, 491035811), (49, 410866699), (137, 146952323), (193, 104313307), (287, 70147973), (379, 53119969), (959, 20993189), (1351, 14901901), (2009, 10021139), (2653, 7588567), (5617, 3584203), (6713, 2999027), (7913, 2544227), (9457, 2128843), (15539, 1295609), (18571, 1084081), (26441, 761411), (39319, 512029), (51923, 387737), (55391, 363461), (73147, 275233), (108773, 185087)]