18997176

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{317}}^1$

素因数の和:564

約数の個数: 64

約数和(自身を含む): 52202880

約数和(自身を除く): 33205704

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 227, 264, 317, 454, 634, 681, 908, 951, 1268, 1362, 1816, 1902, 2497, 2536, 2724, 3487, 3804, 4994, 5448, 6974, 7491, 7608, 9988, 10461, 13948, 14982, 19976, 20922, 27896, 29964, 41844, 59928, 71959, 83688, 143918, 215877, 287836, 431754, 575672, 791549, 863508, 1583098, 1727016, 2374647, 3166196, 4749294, 6332392, 9498588, 18997176]

約数ペア:

[(1, 18997176), (2, 9498588), (3, 6332392), (4, 4749294), (6, 3166196), (8, 2374647), (11, 1727016), (12, 1583098), (22, 863508), (24, 791549), (33, 575672), (44, 431754), (66, 287836), (88, 215877), (132, 143918), (227, 83688), (264, 71959), (317, 59928), (454, 41844), (634, 29964), (681, 27896), (908, 20922), (951, 19976), (1268, 14982), (1362, 13948), (1816, 10461), (1902, 9988), (2497, 7608), (2536, 7491), (2724, 6974), (3487, 5448), (3804, 4994)]