18716148

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{313}}^1$

素因数の和:485

約数の個数: 72

約数和(自身を含む): 52118976

約数和(自身を除く): 33402828

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 151, 198, 302, 313, 396, 453, 604, 626, 906, 939, 1252, 1359, 1661, 1812, 1878, 2718, 2817, 3322, 3443, 3756, 4983, 5436, 5634, 6644, 6886, 9966, 10329, 11268, 13772, 14949, 19932, 20658, 29898, 30987, 41316, 47263, 59796, 61974, 94526, 123948, 141789, 189052, 283578, 425367, 519893, 567156, 850734, 1039786, 1559679, 1701468, 2079572, 3119358, 4679037, 6238716, 9358074, 18716148]

約数ペア:

[(1, 18716148), (2, 9358074), (3, 6238716), (4, 4679037), (6, 3119358), (9, 2079572), (11, 1701468), (12, 1559679), (18, 1039786), (22, 850734), (33, 567156), (36, 519893), (44, 425367), (66, 283578), (99, 189052), (132, 141789), (151, 123948), (198, 94526), (302, 61974), (313, 59796), (396, 47263), (453, 41316), (604, 30987), (626, 29898), (906, 20658), (939, 19932), (1252, 14949), (1359, 13772), (1661, 11268), (1812, 10329), (1878, 9966), (2718, 6886), (2817, 6644), (3322, 5634), (3443, 5436), (3756, 4983)]