20967996

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{10853}}^1$

素因数の和:10890

約数の個数: 48

約数和(自身を含む): 58351104

約数和(自身を除く): 37383108

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 69, 84, 92, 138, 161, 276, 322, 483, 644, 966, 1932, 10853, 21706, 32559, 43412, 65118, 75971, 130236, 151942, 227913, 249619, 303884, 455826, 499238, 748857, 911652, 998476, 1497714, 1747333, 2995428, 3494666, 5241999, 6989332, 10483998, 20967996]

約数ペア:

[(1, 20967996), (2, 10483998), (3, 6989332), (4, 5241999), (6, 3494666), (7, 2995428), (12, 1747333), (14, 1497714), (21, 998476), (23, 911652), (28, 748857), (42, 499238), (46, 455826), (69, 303884), (84, 249619), (92, 227913), (138, 151942), (161, 130236), (276, 75971), (322, 65118), (483, 43412), (644, 32559), (966, 21706), (1932, 10853)]