19550216

素因数分解:

$2^3\times 7^2\times {\mathrm{53}}^1\times {\mathrm{941}}^1$

素因数の和:1014

約数の個数: 48

約数和(自身を含む): 43492140

約数和(自身を除く): 23941924

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 53, 56, 98, 106, 196, 212, 371, 392, 424, 742, 941, 1484, 1882, 2597, 2968, 3764, 5194, 6587, 7528, 10388, 13174, 20776, 26348, 46109, 49873, 52696, 92218, 99746, 184436, 199492, 349111, 368872, 398984, 698222, 1396444, 2443777, 2792888, 4887554, 9775108, 19550216]

約数ペア:

[(1, 19550216), (2, 9775108), (4, 4887554), (7, 2792888), (8, 2443777), (14, 1396444), (28, 698222), (49, 398984), (53, 368872), (56, 349111), (98, 199492), (106, 184436), (196, 99746), (212, 92218), (371, 52696), (392, 49873), (424, 46109), (742, 26348), (941, 20776), (1484, 13174), (1882, 10388), (2597, 7528), (2968, 6587), (3764, 5194)]