20194696916

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{4987}}^1$

素因数の和:5169

約数の個数: 72

約数和(自身を含む): 39103685376

約数和(自身を除く): 18908988460

約数列:

[1, 2, 4, 17, 31, 34, 62, 68, 113, 124, 226, 289, 452, 527, 578, 1054, 1156, 1921, 2108, 3503, 3842, 4987, 7006, 7684, 8959, 9974, 14012, 17918, 19948, 32657, 35836, 59551, 65314, 84779, 119102, 130628, 154597, 169558, 238204, 309194, 339116, 563531, 618388, 1012367, 1127062, 1441243, 2024734, 2254124, 2628149, 2882486, 4049468, 5256298, 5764972, 9580027, 10512596, 17469461, 19160054, 34938922, 38320108, 44678533, 69877844, 89357066, 162860459, 178714132, 296980837, 325720918, 593961674, 651441836, 1187923348, 5048674229, 10097348458, 20194696916]

約数ペア:

[(1, 20194696916), (2, 10097348458), (4, 5048674229), (17, 1187923348), (31, 651441836), (34, 593961674), (62, 325720918), (68, 296980837), (113, 178714132), (124, 162860459), (226, 89357066), (289, 69877844), (452, 44678533), (527, 38320108), (578, 34938922), (1054, 19160054), (1156, 17469461), (1921, 10512596), (2108, 9580027), (3503, 5764972), (3842, 5256298), (4987, 4049468), (7006, 2882486), (7684, 2628149), (8959, 2254124), (9974, 2024734), (14012, 1441243), (17918, 1127062), (19948, 1012367), (32657, 618388), (35836, 563531), (59551, 339116), (65314, 309194), (84779, 238204), (119102, 169558), (130628, 154597)]