19907110

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{311}}^1$

素因数の和:528

約数の個数: 32

約数和(自身を含む): 37132992

約数和(自身を除く): 17225882

約数列:

[1, 2, 5, 10, 37, 74, 173, 185, 311, 346, 370, 622, 865, 1555, 1730, 3110, 6401, 11507, 12802, 23014, 32005, 53803, 57535, 64010, 107606, 115070, 269015, 538030, 1990711, 3981422, 9953555, 19907110]

約数ペア:

[(1, 19907110), (2, 9953555), (5, 3981422), (10, 1990711), (37, 538030), (74, 269015), (173, 115070), (185, 107606), (311, 64010), (346, 57535), (370, 53803), (622, 32005), (865, 23014), (1555, 12802), (1730, 11507), (3110, 6401)]