20968878

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{5147}}^1$

素因数の和:5256

約数の個数: 32

約数和(自身を含む): 48432384

約数和(自身を除く): 27463506

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 97, 194, 291, 582, 679, 1358, 2037, 4074, 5147, 10294, 15441, 30882, 36029, 72058, 108087, 216174, 499259, 998518, 1497777, 2995554, 3494813, 6989626, 10484439, 20968878]

約数ペア:

[(1, 20968878), (2, 10484439), (3, 6989626), (6, 3494813), (7, 2995554), (14, 1497777), (21, 998518), (42, 499259), (97, 216174), (194, 108087), (291, 72058), (582, 36029), (679, 30882), (1358, 15441), (2037, 10294), (4074, 5147)]