20352171

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1453}}^1$

素因数の和:1515

約数の個数: 32

約数和(自身を含む): 33500160

約数和(自身を除く): 13147989

約数列:

[1, 3, 7, 21, 23, 29, 69, 87, 161, 203, 483, 609, 667, 1453, 2001, 4359, 4669, 10171, 14007, 30513, 33419, 42137, 100257, 126411, 233933, 294959, 701799, 884877, 969151, 2907453, 6784057, 20352171]

約数ペア:

[(1, 20352171), (3, 6784057), (7, 2907453), (21, 969151), (23, 884877), (29, 701799), (69, 294959), (87, 233933), (161, 126411), (203, 100257), (483, 42137), (609, 33419), (667, 30513), (1453, 14007), (2001, 10171), (4359, 4669)]