19898889178

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{6079}}^1\times {\mathrm{3833}}^1$

素因数の和:9982

約数の個数: 32

約数和(自身を含む): 34686351360

約数和(自身を除く): 14787462182

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 3833, 6079, 7666, 12158, 26831, 42553, 53662, 85106, 233813, 370819, 467626, 741638, 1636691, 2595733, 3273382, 5191466, 23300807, 46601614, 163105649, 326211298, 1421349227, 2842698454, 9949444589, 19898889178]

約数ペア:

[(1, 19898889178), (2, 9949444589), (7, 2842698454), (14, 1421349227), (61, 326211298), (122, 163105649), (427, 46601614), (854, 23300807), (3833, 5191466), (6079, 3273382), (7666, 2595733), (12158, 1636691), (26831, 741638), (42553, 467626), (53662, 370819), (85106, 233813)]