20553156

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{14639}}^1$

素因数の和:14665

約数の個数: 48

約数和(自身を含む): 57388800

約数和(自身を除く): 36835644

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 234, 351, 468, 702, 1404, 14639, 29278, 43917, 58556, 87834, 131751, 175668, 190307, 263502, 380614, 395253, 527004, 570921, 761228, 790506, 1141842, 1581012, 1712763, 2283684, 3425526, 5138289, 6851052, 10276578, 20553156]

約数ペア:

[(1, 20553156), (2, 10276578), (3, 6851052), (4, 5138289), (6, 3425526), (9, 2283684), (12, 1712763), (13, 1581012), (18, 1141842), (26, 790506), (27, 761228), (36, 570921), (39, 527004), (52, 395253), (54, 380614), (78, 263502), (108, 190307), (117, 175668), (156, 131751), (234, 87834), (351, 58556), (468, 43917), (702, 29278), (1404, 14639)]