187890970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{491}}^1\times {\mathrm{2251}}^1$

素因数の和:2766

約数の個数: 32

約数和(自身を含む): 358986816

約数和(自身を除く): 171095846

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 491, 982, 2251, 2455, 4502, 4910, 8347, 11255, 16694, 22510, 38267, 41735, 76534, 83470, 191335, 382670, 1105241, 2210482, 5526205, 11052410, 18789097, 37578194, 93945485, 187890970]

約数ペア:

[(1, 187890970), (2, 93945485), (5, 37578194), (10, 18789097), (17, 11052410), (34, 5526205), (85, 2210482), (170, 1105241), (491, 382670), (982, 191335), (2251, 83470), (2455, 76534), (4502, 41735), (4910, 38267), (8347, 22510), (11255, 16694)]