20571108

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1021}}^1$

素因数の和:1124

約数の個数: 48

約数和(自身を含む): 50822016

約数和(自身を除く): 30250908

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 73, 92, 138, 146, 219, 276, 292, 438, 876, 1021, 1679, 2042, 3063, 3358, 4084, 5037, 6126, 6716, 10074, 12252, 20148, 23483, 46966, 70449, 74533, 93932, 140898, 149066, 223599, 281796, 298132, 447198, 894396, 1714259, 3428518, 5142777, 6857036, 10285554, 20571108]

約数ペア:

[(1, 20571108), (2, 10285554), (3, 6857036), (4, 5142777), (6, 3428518), (12, 1714259), (23, 894396), (46, 447198), (69, 298132), (73, 281796), (92, 223599), (138, 149066), (146, 140898), (219, 93932), (276, 74533), (292, 70449), (438, 46966), (876, 23483), (1021, 20148), (1679, 12252), (2042, 10074), (3063, 6716), (3358, 6126), (4084, 5037)]