18491868

素因数分解:

$2^2\times 3^3\times {\mathrm{47}}^1\times {\mathrm{3643}}^1$

素因数の和:3703

約数の個数: 48

約数和(自身を含む): 48975360

約数和(自身を除く): 30483492

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 47, 54, 94, 108, 141, 188, 282, 423, 564, 846, 1269, 1692, 2538, 3643, 5076, 7286, 10929, 14572, 21858, 32787, 43716, 65574, 98361, 131148, 171221, 196722, 342442, 393444, 513663, 684884, 1027326, 1540989, 2054652, 3081978, 4622967, 6163956, 9245934, 18491868]

約数ペア:

[(1, 18491868), (2, 9245934), (3, 6163956), (4, 4622967), (6, 3081978), (9, 2054652), (12, 1540989), (18, 1027326), (27, 684884), (36, 513663), (47, 393444), (54, 342442), (94, 196722), (108, 171221), (141, 131148), (188, 98361), (282, 65574), (423, 43716), (564, 32787), (846, 21858), (1269, 14572), (1692, 10929), (2538, 7286), (3643, 5076)]