18454436

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{419}}^1$

素因数の和:465

約数の個数: 72

約数和(自身を含む): 43794240

約数和(自身を除く): 25339804

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 121, 143, 154, 182, 242, 286, 308, 364, 419, 484, 572, 838, 847, 1001, 1573, 1676, 1694, 2002, 2933, 3146, 3388, 4004, 4609, 5447, 5866, 6292, 9218, 10894, 11011, 11732, 18436, 21788, 22022, 32263, 38129, 44044, 50699, 59917, 64526, 76258, 101398, 119834, 129052, 152516, 202796, 239668, 354893, 419419, 659087, 709786, 838838, 1318174, 1419572, 1677676, 2636348, 4613609, 9227218, 18454436]

約数ペア:

[(1, 18454436), (2, 9227218), (4, 4613609), (7, 2636348), (11, 1677676), (13, 1419572), (14, 1318174), (22, 838838), (26, 709786), (28, 659087), (44, 419419), (52, 354893), (77, 239668), (91, 202796), (121, 152516), (143, 129052), (154, 119834), (182, 101398), (242, 76258), (286, 64526), (308, 59917), (364, 50699), (419, 44044), (484, 38129), (572, 32263), (838, 22022), (847, 21788), (1001, 18436), (1573, 11732), (1676, 11011), (1694, 10894), (2002, 9218), (2933, 6292), (3146, 5866), (3388, 5447), (4004, 4609)]