9907018

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{173}}^1$

素因数の和:342

約数の個数: 32

約数和(自身を含む): 17288640

約数和(自身を除く): 7381622

約数列:

[1, 2, 11, 19, 22, 38, 137, 173, 209, 274, 346, 418, 1507, 1903, 2603, 3014, 3287, 3806, 5206, 6574, 23701, 28633, 36157, 47402, 57266, 72314, 260711, 450319, 521422, 900638, 4953509, 9907018]

約数ペア:

[(1, 9907018), (2, 4953509), (11, 900638), (19, 521422), (22, 450319), (38, 260711), (137, 72314), (173, 57266), (209, 47402), (274, 36157), (346, 28633), (418, 23701), (1507, 6574), (1903, 5206), (2603, 3806), (3014, 3287)]