19650084

素因数分解:

$2^2\times 3^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 47087040

約数和(自身を除く): 27436956

約数列:

[1, 2, 3, 4, 6, 12, 83, 109, 166, 181, 218, 249, 327, 332, 362, 436, 498, 543, 654, 724, 996, 1086, 1308, 2172, 9047, 15023, 18094, 19729, 27141, 30046, 36188, 39458, 45069, 54282, 59187, 60092, 78916, 90138, 108564, 118374, 180276, 236748, 1637507, 3275014, 4912521, 6550028, 9825042, 19650084]

約数ペア:

[(1, 19650084), (2, 9825042), (3, 6550028), (4, 4912521), (6, 3275014), (12, 1637507), (83, 236748), (109, 180276), (166, 118374), (181, 108564), (218, 90138), (249, 78916), (327, 60092), (332, 59187), (362, 54282), (436, 45069), (498, 39458), (543, 36188), (654, 30046), (724, 27141), (996, 19729), (1086, 18094), (1308, 15023), (2172, 9047)]