20432811185

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{677}}^1\times {\mathrm{727}}^1$

素因数の和:1470

約数の個数: 48

約数和(自身を含む): 27079992576

約数和(自身を除く): 6647181391

約数列:

[1, 5, 19, 23, 95, 115, 361, 437, 677, 727, 1805, 2185, 3385, 3635, 8303, 12863, 13813, 15571, 16721, 41515, 64315, 69065, 77855, 83605, 244397, 262447, 295849, 317699, 492179, 1221985, 1312235, 1479245, 1588495, 2460895, 5621131, 6036281, 9351401, 11320117, 28105655, 30181405, 46757005, 56600585, 177676619, 215082223, 888383095, 1075411115, 4086562237, 20432811185]

約数ペア:

[(1, 20432811185), (5, 4086562237), (19, 1075411115), (23, 888383095), (95, 215082223), (115, 177676619), (361, 56600585), (437, 46757005), (677, 30181405), (727, 28105655), (1805, 11320117), (2185, 9351401), (3385, 6036281), (3635, 5621131), (8303, 2460895), (12863, 1588495), (13813, 1479245), (15571, 1312235), (16721, 1221985), (41515, 492179), (64315, 317699), (69065, 295849), (77855, 262447), (83605, 244397)]