20863596

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7039}}^1$

素因数の和:7078

約数の個数: 48

約数和(自身を含む): 55193600

約数和(自身を除く): 34330004

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 494, 741, 988, 1482, 2964, 7039, 14078, 21117, 28156, 42234, 84468, 91507, 133741, 183014, 267482, 274521, 366028, 401223, 534964, 549042, 802446, 1098084, 1604892, 1738633, 3477266, 5215899, 6954532, 10431798, 20863596]

約数ペア:

[(1, 20863596), (2, 10431798), (3, 6954532), (4, 5215899), (6, 3477266), (12, 1738633), (13, 1604892), (19, 1098084), (26, 802446), (38, 549042), (39, 534964), (52, 401223), (57, 366028), (76, 274521), (78, 267482), (114, 183014), (156, 133741), (228, 91507), (247, 84468), (494, 42234), (741, 28156), (988, 21117), (1482, 14078), (2964, 7039)]