19965288

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{5167}}^1$

素因数の和:5206

約数の個数: 64

約数和(自身を含む): 59535360

約数和(自身を除く): 39570072

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 42, 46, 56, 69, 84, 92, 138, 161, 168, 184, 276, 322, 483, 552, 644, 966, 1288, 1932, 3864, 5167, 10334, 15501, 20668, 31002, 36169, 41336, 62004, 72338, 108507, 118841, 124008, 144676, 217014, 237682, 289352, 356523, 434028, 475364, 713046, 831887, 868056, 950728, 1426092, 1663774, 2495661, 2852184, 3327548, 4991322, 6655096, 9982644, 19965288]

約数ペア:

[(1, 19965288), (2, 9982644), (3, 6655096), (4, 4991322), (6, 3327548), (7, 2852184), (8, 2495661), (12, 1663774), (14, 1426092), (21, 950728), (23, 868056), (24, 831887), (28, 713046), (42, 475364), (46, 434028), (56, 356523), (69, 289352), (84, 237682), (92, 217014), (138, 144676), (161, 124008), (168, 118841), (184, 108507), (276, 72338), (322, 62004), (483, 41336), (552, 36169), (644, 31002), (966, 20668), (1288, 15501), (1932, 10334), (3864, 5167)]