20122073884

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{331}}^1\times {\mathrm{17489}}^1$

素因数の和:17914

約数の個数: 48

約数和(自身を含む): 39020889600

約数和(自身を除く): 18898815716

約数列:

[1, 2, 4, 11, 22, 44, 79, 158, 316, 331, 662, 869, 1324, 1738, 3476, 3641, 7282, 14564, 17489, 26149, 34978, 52298, 69956, 104596, 192379, 287639, 384758, 575278, 769516, 1150556, 1381631, 2763262, 5526524, 5788859, 11577718, 15197941, 23155436, 30395882, 60791764, 63677449, 127354898, 254709796, 457319861, 914639722, 1829279444, 5030518471, 10061036942, 20122073884]

約数ペア:

[(1, 20122073884), (2, 10061036942), (4, 5030518471), (11, 1829279444), (22, 914639722), (44, 457319861), (79, 254709796), (158, 127354898), (316, 63677449), (331, 60791764), (662, 30395882), (869, 23155436), (1324, 15197941), (1738, 11577718), (3476, 5788859), (3641, 5526524), (7282, 2763262), (14564, 1381631), (17489, 1150556), (26149, 769516), (34978, 575278), (52298, 384758), (69956, 287639), (104596, 192379)]