19045466

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:310

約数の個数: 32

約数和(自身を含む): 32192640

約数和(自身を除く): 13147174

約数列:

[1, 2, 11, 22, 71, 89, 137, 142, 178, 274, 781, 979, 1507, 1562, 1958, 3014, 6319, 9727, 12193, 12638, 19454, 24386, 69509, 106997, 134123, 139018, 213994, 268246, 865703, 1731406, 9522733, 19045466]

約数ペア:

[(1, 19045466), (2, 9522733), (11, 1731406), (22, 865703), (71, 268246), (89, 213994), (137, 139018), (142, 134123), (178, 106997), (274, 69509), (781, 24386), (979, 19454), (1507, 12638), (1562, 12193), (1958, 9727), (3014, 6319)]