19862856

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{21221}}^1$

素因数の和:21246

約数の個数: 48

約数和(自身を含む): 57936060

約数和(自身を除く): 38073204

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 21221, 42442, 63663, 84884, 127326, 169768, 190989, 254652, 275873, 381978, 509304, 551746, 763956, 827619, 1103492, 1527912, 1655238, 2206984, 2482857, 3310476, 4965714, 6620952, 9931428, 19862856]

約数ペア:

[(1, 19862856), (2, 9931428), (3, 6620952), (4, 4965714), (6, 3310476), (8, 2482857), (9, 2206984), (12, 1655238), (13, 1527912), (18, 1103492), (24, 827619), (26, 763956), (36, 551746), (39, 509304), (52, 381978), (72, 275873), (78, 254652), (104, 190989), (117, 169768), (156, 127326), (234, 84884), (312, 63663), (468, 42442), (936, 21221)]