20159469

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{659}}^1$

素因数の和:782

約数の個数: 32

約数和(自身を含む): 32947200

約数和(自身を除く): 12787731

約数列:

[1, 3, 9, 11, 27, 33, 99, 103, 297, 309, 659, 927, 1133, 1977, 2781, 3399, 5931, 7249, 10197, 17793, 21747, 30591, 65241, 67877, 195723, 203631, 610893, 746647, 1832679, 2239941, 6719823, 20159469]

約数ペア:

[(1, 20159469), (3, 6719823), (9, 2239941), (11, 1832679), (27, 746647), (33, 610893), (99, 203631), (103, 195723), (297, 67877), (309, 65241), (659, 30591), (927, 21747), (1133, 17793), (1977, 10197), (2781, 7249), (3399, 5931)]