20199783894

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{219797}}^1$

素因数の和:219889

約数の個数: 48

約数和(自身を含む): 43725734928

約数和(自身を除く): 23525951034

約数列:

[1, 2, 3, 6, 17, 34, 51, 53, 102, 106, 159, 289, 318, 578, 867, 901, 1734, 1802, 2703, 5406, 15317, 30634, 45951, 91902, 219797, 439594, 659391, 1318782, 3736549, 7473098, 11209647, 11649241, 22419294, 23298482, 34947723, 63521333, 69895446, 127042666, 190563999, 198037097, 381127998, 396074194, 594111291, 1188222582, 3366630649, 6733261298, 10099891947, 20199783894]

約数ペア:

[(1, 20199783894), (2, 10099891947), (3, 6733261298), (6, 3366630649), (17, 1188222582), (34, 594111291), (51, 396074194), (53, 381127998), (102, 198037097), (106, 190563999), (159, 127042666), (289, 69895446), (318, 63521333), (578, 34947723), (867, 23298482), (901, 22419294), (1734, 11649241), (1802, 11209647), (2703, 7473098), (5406, 3736549), (15317, 1318782), (30634, 659391), (45951, 439594), (91902, 219797)]