19667982

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{487}}^1$

素因数の和:672

約数の個数: 32

約数和(自身を含む): 40476672

約数和(自身を除く): 20808690

約数列:

[1, 2, 3, 6, 53, 106, 127, 159, 254, 318, 381, 487, 762, 974, 1461, 2922, 6731, 13462, 20193, 25811, 40386, 51622, 61849, 77433, 123698, 154866, 185547, 371094, 3277997, 6555994, 9833991, 19667982]

約数ペア:

[(1, 19667982), (2, 9833991), (3, 6555994), (6, 3277997), (53, 371094), (106, 185547), (127, 154866), (159, 123698), (254, 77433), (318, 61849), (381, 51622), (487, 40386), (762, 25811), (974, 20193), (1461, 13462), (2922, 6731)]