19146702978

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{624607}}^1$

素因数の和:624759

約数の個数: 48

約数和(自身を含む): 45016747776

約数和(自身を除く): 25870044798

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 131, 234, 262, 393, 786, 1179, 1703, 2358, 3406, 5109, 10218, 15327, 30654, 624607, 1249214, 1873821, 3747642, 5621463, 8119891, 11242926, 16239782, 24359673, 48719346, 73079019, 81823517, 146158038, 163647034, 245470551, 490941102, 736411653, 1063705721, 1472823306, 2127411442, 3191117163, 6382234326, 9573351489, 19146702978]

約数ペア:

[(1, 19146702978), (2, 9573351489), (3, 6382234326), (6, 3191117163), (9, 2127411442), (13, 1472823306), (18, 1063705721), (26, 736411653), (39, 490941102), (78, 245470551), (117, 163647034), (131, 146158038), (234, 81823517), (262, 73079019), (393, 48719346), (786, 24359673), (1179, 16239782), (1703, 11242926), (2358, 8119891), (3406, 5621463), (5109, 3747642), (10218, 1873821), (15327, 1249214), (30654, 624607)]