20154738828

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1163}}^1\times {\mathrm{2003}}^1$

素因数の和:3283

約数の個数: 96

約数和(自身を含む): 54341554176

約数和(自身を除く): 34186815348

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 103, 206, 309, 412, 618, 721, 1163, 1236, 1442, 2003, 2163, 2326, 2884, 3489, 4006, 4326, 4652, 6009, 6978, 8012, 8141, 8652, 12018, 13956, 14021, 16282, 24036, 24423, 28042, 32564, 42063, 48846, 56084, 84126, 97692, 119789, 168252, 206309, 239578, 359367, 412618, 479156, 618927, 718734, 825236, 838523, 1237854, 1437468, 1444163, 1677046, 2329489, 2475708, 2515569, 2888326, 3354092, 4332489, 4658978, 5031138, 5776652, 6988467, 8664978, 9317956, 10062276, 13976934, 16306423, 17329956, 27953868, 32612846, 48919269, 65225692, 97838538, 195677076, 239937367, 479874734, 719812101, 959749468, 1439624202, 1679561569, 2879248404, 3359123138, 5038684707, 6718246276, 10077369414, 20154738828]

約数ペア:

[(1, 20154738828), (2, 10077369414), (3, 6718246276), (4, 5038684707), (6, 3359123138), (7, 2879248404), (12, 1679561569), (14, 1439624202), (21, 959749468), (28, 719812101), (42, 479874734), (84, 239937367), (103, 195677076), (206, 97838538), (309, 65225692), (412, 48919269), (618, 32612846), (721, 27953868), (1163, 17329956), (1236, 16306423), (1442, 13976934), (2003, 10062276), (2163, 9317956), (2326, 8664978), (2884, 6988467), (3489, 5776652), (4006, 5031138), (4326, 4658978), (4652, 4332489), (6009, 3354092), (6978, 2888326), (8012, 2515569), (8141, 2475708), (8652, 2329489), (12018, 1677046), (13956, 1444163), (14021, 1437468), (16282, 1237854), (24036, 838523), (24423, 825236), (28042, 718734), (32564, 618927), (42063, 479156), (48846, 412618), (56084, 359367), (84126, 239578), (97692, 206309), (119789, 168252)]