17943178876

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{24419}}^1$

素因数の和:24623

約数の個数: 72

約数和(自身を含む): 38350730880

約数和(自身を除く): 20407552004

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 161, 163, 196, 322, 326, 644, 652, 1127, 1141, 2254, 2282, 3749, 4508, 4564, 7498, 7987, 14996, 15974, 24419, 26243, 31948, 48838, 52486, 97676, 104972, 170933, 183701, 341866, 367402, 561637, 683732, 734804, 1123274, 1196531, 2246548, 2393062, 3931459, 3980297, 4786124, 7862918, 7960594, 15725836, 15921188, 27520213, 27862079, 55040426, 55724158, 91546831, 110080852, 111448316, 183093662, 195034553, 366187324, 390069106, 640827817, 780138212, 1281655634, 2563311268, 4485794719, 8971589438, 17943178876]

約数ペア:

[(1, 17943178876), (2, 8971589438), (4, 4485794719), (7, 2563311268), (14, 1281655634), (23, 780138212), (28, 640827817), (46, 390069106), (49, 366187324), (92, 195034553), (98, 183093662), (161, 111448316), (163, 110080852), (196, 91546831), (322, 55724158), (326, 55040426), (644, 27862079), (652, 27520213), (1127, 15921188), (1141, 15725836), (2254, 7960594), (2282, 7862918), (3749, 4786124), (4508, 3980297), (4564, 3931459), (7498, 2393062), (7987, 2246548), (14996, 1196531), (15974, 1123274), (24419, 734804), (26243, 683732), (31948, 561637), (48838, 367402), (52486, 341866), (97676, 183701), (104972, 170933)]