18207384

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^2\times {\mathrm{67}}^2$

素因数の和:169

約数の個数: 72

約数和(自身を含む): 50035860

約数和(自身を除く): 31828476

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 67, 78, 104, 134, 156, 169, 201, 268, 312, 338, 402, 507, 536, 676, 804, 871, 1014, 1352, 1608, 1742, 2028, 2613, 3484, 4056, 4489, 5226, 6968, 8978, 10452, 11323, 13467, 17956, 20904, 22646, 26934, 33969, 35912, 45292, 53868, 58357, 67938, 90584, 107736, 116714, 135876, 175071, 233428, 271752, 350142, 466856, 700284, 758641, 1400568, 1517282, 2275923, 3034564, 4551846, 6069128, 9103692, 18207384]

約数ペア:

[(1, 18207384), (2, 9103692), (3, 6069128), (4, 4551846), (6, 3034564), (8, 2275923), (12, 1517282), (13, 1400568), (24, 758641), (26, 700284), (39, 466856), (52, 350142), (67, 271752), (78, 233428), (104, 175071), (134, 135876), (156, 116714), (169, 107736), (201, 90584), (268, 67938), (312, 58357), (338, 53868), (402, 45292), (507, 35912), (536, 33969), (676, 26934), (804, 22646), (871, 20904), (1014, 17956), (1352, 13467), (1608, 11323), (1742, 10452), (2028, 8978), (2613, 6968), (3484, 5226), (4056, 4489)]