18330156

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{739}}^1$

素因数の和:815

約数の個数: 72

約数和(自身を含む): 50909040

約数和(自身を除く): 32578884

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 53, 78, 106, 117, 156, 159, 212, 234, 318, 468, 477, 636, 689, 739, 954, 1378, 1478, 1908, 2067, 2217, 2756, 2956, 4134, 4434, 6201, 6651, 8268, 8868, 9607, 12402, 13302, 19214, 24804, 26604, 28821, 38428, 39167, 57642, 78334, 86463, 115284, 117501, 156668, 172926, 235002, 345852, 352503, 470004, 509171, 705006, 1018342, 1410012, 1527513, 2036684, 3055026, 4582539, 6110052, 9165078, 18330156]

約数ペア:

[(1, 18330156), (2, 9165078), (3, 6110052), (4, 4582539), (6, 3055026), (9, 2036684), (12, 1527513), (13, 1410012), (18, 1018342), (26, 705006), (36, 509171), (39, 470004), (52, 352503), (53, 345852), (78, 235002), (106, 172926), (117, 156668), (156, 117501), (159, 115284), (212, 86463), (234, 78334), (318, 57642), (468, 39167), (477, 38428), (636, 28821), (689, 26604), (739, 24804), (954, 19214), (1378, 13302), (1478, 12402), (1908, 9607), (2067, 8868), (2217, 8268), (2756, 6651), (2956, 6201), (4134, 4434)]