19617304

素因数分解:

$2^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2557}}^1$

素因数の和:2707

約数の個数: 32

約数和(自身を含む): 42360480

約数和(自身を除く): 22743176

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 137, 274, 548, 959, 1096, 1918, 2557, 3836, 5114, 7672, 10228, 17899, 20456, 35798, 71596, 143192, 350309, 700618, 1401236, 2452163, 2802472, 4904326, 9808652, 19617304]

約数ペア:

[(1, 19617304), (2, 9808652), (4, 4904326), (7, 2802472), (8, 2452163), (14, 1401236), (28, 700618), (56, 350309), (137, 143192), (274, 71596), (548, 35798), (959, 20456), (1096, 17899), (1918, 10228), (2557, 7672), (3836, 5114)]