20196902178

素因数分解:

$2^1\times 3^3\times {\mathrm{53}}^1\times {\mathrm{167}}^1\times {\mathrm{42257}}^1$

素因数の和:42488

約数の個数: 64

約数和(自身を含む): 46003749120

約数和(自身を除く): 25806846942

約数列:

[1, 2, 3, 6, 9, 18, 27, 53, 54, 106, 159, 167, 318, 334, 477, 501, 954, 1002, 1431, 1503, 2862, 3006, 4509, 8851, 9018, 17702, 26553, 42257, 53106, 79659, 84514, 126771, 159318, 238977, 253542, 380313, 477954, 760626, 1140939, 2239621, 2281878, 4479242, 6718863, 7056919, 13437726, 14113838, 20156589, 21170757, 40313178, 42341514, 60469767, 63512271, 120939534, 127024542, 190536813, 374016707, 381073626, 748033414, 1122050121, 2244100242, 3366150363, 6732300726, 10098451089, 20196902178]

約数ペア:

[(1, 20196902178), (2, 10098451089), (3, 6732300726), (6, 3366150363), (9, 2244100242), (18, 1122050121), (27, 748033414), (53, 381073626), (54, 374016707), (106, 190536813), (159, 127024542), (167, 120939534), (318, 63512271), (334, 60469767), (477, 42341514), (501, 40313178), (954, 21170757), (1002, 20156589), (1431, 14113838), (1503, 13437726), (2862, 7056919), (3006, 6718863), (4509, 4479242), (8851, 2281878), (9018, 2239621), (17702, 1140939), (26553, 760626), (42257, 477954), (53106, 380313), (79659, 253542), (84514, 238977), (126771, 159318)]