18520164

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{4397}}^1$

素因数の和:4426

約数の個数: 60

約数和(自身を含む): 52151484

約数和(自身を除く): 33631320

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 324, 351, 468, 702, 1053, 1404, 2106, 4212, 4397, 8794, 13191, 17588, 26382, 39573, 52764, 57161, 79146, 114322, 118719, 158292, 171483, 228644, 237438, 342966, 356157, 474876, 514449, 685932, 712314, 1028898, 1424628, 1543347, 2057796, 3086694, 4630041, 6173388, 9260082, 18520164]

約数ペア:

[(1, 18520164), (2, 9260082), (3, 6173388), (4, 4630041), (6, 3086694), (9, 2057796), (12, 1543347), (13, 1424628), (18, 1028898), (26, 712314), (27, 685932), (36, 514449), (39, 474876), (52, 356157), (54, 342966), (78, 237438), (81, 228644), (108, 171483), (117, 158292), (156, 118719), (162, 114322), (234, 79146), (324, 57161), (351, 52764), (468, 39573), (702, 26382), (1053, 17588), (1404, 13191), (2106, 8794), (4212, 4397)]