18722736

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{5653}}^1$

素因数の和:5690

約数の個数: 60

約数和(自身を含む): 54685488

約数和(自身を除く): 35962752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 46, 48, 69, 72, 92, 138, 144, 184, 207, 276, 368, 414, 552, 828, 1104, 1656, 3312, 5653, 11306, 16959, 22612, 33918, 45224, 50877, 67836, 90448, 101754, 130019, 135672, 203508, 260038, 271344, 390057, 407016, 520076, 780114, 814032, 1040152, 1170171, 1560228, 2080304, 2340342, 3120456, 4680684, 6240912, 9361368, 18722736]

約数ペア:

[(1, 18722736), (2, 9361368), (3, 6240912), (4, 4680684), (6, 3120456), (8, 2340342), (9, 2080304), (12, 1560228), (16, 1170171), (18, 1040152), (23, 814032), (24, 780114), (36, 520076), (46, 407016), (48, 390057), (69, 271344), (72, 260038), (92, 203508), (138, 135672), (144, 130019), (184, 101754), (207, 90448), (276, 67836), (368, 50877), (414, 45224), (552, 33918), (828, 22612), (1104, 16959), (1656, 11306), (3312, 5653)]