20802079134

素因数分解:

$2^1\times 3^2\times {\mathrm{181}}^1\times {\mathrm{1783}}^1\times {\mathrm{3581}}^1$

素因数の和:5553

約数の個数: 48

約数和(自身を含む): 45358264224

約数和(自身を除く): 24556185090

約数列:

[1, 2, 3, 6, 9, 18, 181, 362, 543, 1086, 1629, 1783, 3258, 3566, 3581, 5349, 7162, 10698, 10743, 16047, 21486, 32094, 32229, 64458, 322723, 645446, 648161, 968169, 1296322, 1936338, 1944483, 2904507, 3888966, 5809014, 5833449, 6384923, 11666898, 12769846, 19154769, 38309538, 57464307, 114928614, 1155671063, 2311342126, 3467013189, 6934026378, 10401039567, 20802079134]

約数ペア:

[(1, 20802079134), (2, 10401039567), (3, 6934026378), (6, 3467013189), (9, 2311342126), (18, 1155671063), (181, 114928614), (362, 57464307), (543, 38309538), (1086, 19154769), (1629, 12769846), (1783, 11666898), (3258, 6384923), (3566, 5833449), (3581, 5809014), (5349, 3888966), (7162, 2904507), (10698, 1944483), (10743, 1936338), (16047, 1296322), (21486, 968169), (32094, 648161), (32229, 645446), (64458, 322723)]