19478984

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{6563}}^1$

素因数の和:6629

約数の個数: 32

約数和(自身を含む): 42534720

約数和(自身を除く): 23055736

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 106, 212, 371, 424, 742, 1484, 2968, 6563, 13126, 26252, 45941, 52504, 91882, 183764, 347839, 367528, 695678, 1391356, 2434873, 2782712, 4869746, 9739492, 19478984]

約数ペア:

[(1, 19478984), (2, 9739492), (4, 4869746), (7, 2782712), (8, 2434873), (14, 1391356), (28, 695678), (53, 367528), (56, 347839), (106, 183764), (212, 91882), (371, 52504), (424, 45941), (742, 26252), (1484, 13126), (2968, 6563)]