19111729294

素因数分解:

$2^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{313}}^1\times {\mathrm{40013}}^1$

素因数の和:40444

約数の個数: 32

約数和(自身を含む): 33170005440

約数和(自身を除く): 14058276146

約数列:

[1, 2, 7, 14, 109, 218, 313, 626, 763, 1526, 2191, 4382, 34117, 40013, 68234, 80026, 238819, 280091, 477638, 560182, 4361417, 8722834, 12524069, 25048138, 30529919, 61059838, 87668483, 175336966, 1365123521, 2730247042, 9555864647, 19111729294]

約数ペア:

[(1, 19111729294), (2, 9555864647), (7, 2730247042), (14, 1365123521), (109, 175336966), (218, 87668483), (313, 61059838), (626, 30529919), (763, 25048138), (1526, 12524069), (2191, 8722834), (4382, 4361417), (34117, 560182), (40013, 477638), (68234, 280091), (80026, 238819)]