16245020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1801}}^1$

素因数の和:1862

約数の個数: 48

約数和(自身を含む): 38144736

約数和(自身を除く): 21899716

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 820, 902, 1801, 1804, 2255, 3602, 4510, 7204, 9005, 9020, 18010, 19811, 36020, 39622, 73841, 79244, 99055, 147682, 198110, 295364, 369205, 396220, 738410, 812251, 1476820, 1624502, 3249004, 4061255, 8122510, 16245020]

約数ペア:

[(1, 16245020), (2, 8122510), (4, 4061255), (5, 3249004), (10, 1624502), (11, 1476820), (20, 812251), (22, 738410), (41, 396220), (44, 369205), (55, 295364), (82, 198110), (110, 147682), (164, 99055), (205, 79244), (220, 73841), (410, 39622), (451, 36020), (820, 19811), (902, 18010), (1801, 9020), (1804, 9005), (2255, 7204), (3602, 4510)]