20559006

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{853}}^1$

素因数の和:977

約数の個数: 48

約数和(自身を含む): 48493536

約数和(自身を除く): 27934530

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 103, 117, 206, 234, 309, 618, 853, 927, 1339, 1706, 1854, 2559, 2678, 4017, 5118, 7677, 8034, 11089, 12051, 15354, 22178, 24102, 33267, 66534, 87859, 99801, 175718, 199602, 263577, 527154, 790731, 1142167, 1581462, 2284334, 3426501, 6853002, 10279503, 20559006]

約数ペア:

[(1, 20559006), (2, 10279503), (3, 6853002), (6, 3426501), (9, 2284334), (13, 1581462), (18, 1142167), (26, 790731), (39, 527154), (78, 263577), (103, 199602), (117, 175718), (206, 99801), (234, 87859), (309, 66534), (618, 33267), (853, 24102), (927, 22178), (1339, 15354), (1706, 12051), (1854, 11089), (2559, 8034), (2678, 7677), (4017, 5118)]