17491970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2141}}^1$

素因数の和:2210

約数の個数: 32

約数和(自身を含む): 33929280

約数和(自身を除く): 16437310

約数列:

[1, 2, 5, 10, 19, 38, 43, 86, 95, 190, 215, 430, 817, 1634, 2141, 4085, 4282, 8170, 10705, 21410, 40679, 81358, 92063, 184126, 203395, 406790, 460315, 920630, 1749197, 3498394, 8745985, 17491970]

約数ペア:

[(1, 17491970), (2, 8745985), (5, 3498394), (10, 1749197), (19, 920630), (38, 460315), (43, 406790), (86, 203395), (95, 184126), (190, 92063), (215, 81358), (430, 40679), (817, 21410), (1634, 10705), (2141, 8170), (4085, 4282)]