20415798

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2029}}^1$

素因数の和:2093

約数の個数: 48

約数和(自身を含む): 48768720

約数和(自身を除く): 28352922

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 43, 78, 86, 117, 129, 234, 258, 387, 559, 774, 1118, 1677, 2029, 3354, 4058, 5031, 6087, 10062, 12174, 18261, 26377, 36522, 52754, 79131, 87247, 158262, 174494, 237393, 261741, 474786, 523482, 785223, 1134211, 1570446, 2268422, 3402633, 6805266, 10207899, 20415798]

約数ペア:

[(1, 20415798), (2, 10207899), (3, 6805266), (6, 3402633), (9, 2268422), (13, 1570446), (18, 1134211), (26, 785223), (39, 523482), (43, 474786), (78, 261741), (86, 237393), (117, 174494), (129, 158262), (234, 87247), (258, 79131), (387, 52754), (559, 36522), (774, 26377), (1118, 18261), (1677, 12174), (2029, 10062), (3354, 6087), (4058, 5031)]