18788328

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{6691}}^1$

素因数の和:6719

約数の個数: 64

約数和(自身を含む): 56212800

約数和(自身を除く): 37424472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 104, 108, 117, 156, 216, 234, 312, 351, 468, 702, 936, 1404, 2808, 6691, 13382, 20073, 26764, 40146, 53528, 60219, 80292, 86983, 120438, 160584, 173966, 180657, 240876, 260949, 347932, 361314, 481752, 521898, 695864, 722628, 782847, 1043796, 1445256, 1565694, 2087592, 2348541, 3131388, 4697082, 6262776, 9394164, 18788328]

約数ペア:

[(1, 18788328), (2, 9394164), (3, 6262776), (4, 4697082), (6, 3131388), (8, 2348541), (9, 2087592), (12, 1565694), (13, 1445256), (18, 1043796), (24, 782847), (26, 722628), (27, 695864), (36, 521898), (39, 481752), (52, 361314), (54, 347932), (72, 260949), (78, 240876), (104, 180657), (108, 173966), (117, 160584), (156, 120438), (216, 86983), (234, 80292), (312, 60219), (351, 53528), (468, 40146), (702, 26764), (936, 20073), (1404, 13382), (2808, 6691)]