19761650

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{347}}^1$

素因数の和:443

約数の個数: 48

約数和(自身を含む): 39613536

約数和(自身を除く): 19851886

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 67, 85, 134, 170, 335, 347, 425, 670, 694, 850, 1139, 1675, 1735, 2278, 3350, 3470, 5695, 5899, 8675, 11390, 11798, 17350, 23249, 28475, 29495, 46498, 56950, 58990, 116245, 147475, 232490, 294950, 395233, 581225, 790466, 1162450, 1976165, 3952330, 9880825, 19761650]

約数ペア:

[(1, 19761650), (2, 9880825), (5, 3952330), (10, 1976165), (17, 1162450), (25, 790466), (34, 581225), (50, 395233), (67, 294950), (85, 232490), (134, 147475), (170, 116245), (335, 58990), (347, 56950), (425, 46498), (670, 29495), (694, 28475), (850, 23249), (1139, 17350), (1675, 11798), (1735, 11390), (2278, 8675), (3350, 5899), (3470, 5695)]