19414731

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^2\times {\mathrm{457}}^1$

素因数の和:508

約数の個数: 36

約数和(自身を含む): 32058168

約数和(自身を除く): 12643437

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 289, 357, 457, 833, 867, 1371, 2023, 2499, 3199, 6069, 7769, 9597, 14161, 22393, 23307, 42483, 54383, 67179, 132073, 163149, 380681, 396219, 924511, 1142043, 2773533, 6471577, 19414731]

約数ペア:

[(1, 19414731), (3, 6471577), (7, 2773533), (17, 1142043), (21, 924511), (49, 396219), (51, 380681), (119, 163149), (147, 132073), (289, 67179), (357, 54383), (457, 42483), (833, 23307), (867, 22393), (1371, 14161), (2023, 9597), (2499, 7769), (3199, 6069)]