19281304

素因数分解:

$2^3\times 7^2\times {\mathrm{101}}^1\times {\mathrm{487}}^1$

素因数の和:608

約数の個数: 48

約数和(自身を含む): 42558480

約数和(自身を除く): 23277176

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 101, 196, 202, 392, 404, 487, 707, 808, 974, 1414, 1948, 2828, 3409, 3896, 4949, 5656, 6818, 9898, 13636, 19796, 23863, 27272, 39592, 47726, 49187, 95452, 98374, 190904, 196748, 344309, 393496, 688618, 1377236, 2410163, 2754472, 4820326, 9640652, 19281304]

約数ペア:

[(1, 19281304), (2, 9640652), (4, 4820326), (7, 2754472), (8, 2410163), (14, 1377236), (28, 688618), (49, 393496), (56, 344309), (98, 196748), (101, 190904), (196, 98374), (202, 95452), (392, 49187), (404, 47726), (487, 39592), (707, 27272), (808, 23863), (974, 19796), (1414, 13636), (1948, 9898), (2828, 6818), (3409, 5656), (3896, 4949)]