18696660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{317}}^1\times {\mathrm{983}}^1$

素因数の和:1312

約数の個数: 48

約数和(自身を含む): 52569216

約数和(自身を除く): 33872556

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 317, 634, 951, 983, 1268, 1585, 1902, 1966, 2949, 3170, 3804, 3932, 4755, 4915, 5898, 6340, 9510, 9830, 11796, 14745, 19020, 19660, 29490, 58980, 311611, 623222, 934833, 1246444, 1558055, 1869666, 3116110, 3739332, 4674165, 6232220, 9348330, 18696660]

約数ペア:

[(1, 18696660), (2, 9348330), (3, 6232220), (4, 4674165), (5, 3739332), (6, 3116110), (10, 1869666), (12, 1558055), (15, 1246444), (20, 934833), (30, 623222), (60, 311611), (317, 58980), (634, 29490), (951, 19660), (983, 19020), (1268, 14745), (1585, 11796), (1902, 9830), (1966, 9510), (2949, 6340), (3170, 5898), (3804, 4915), (3932, 4755)]