20735568

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{6857}}^1$

素因数の和:6881

約数の個数: 80

約数和(自身を含む): 68031360

約数和(自身を除く): 47295792

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 84, 108, 112, 126, 144, 168, 189, 216, 252, 336, 378, 432, 504, 756, 1008, 1512, 3024, 6857, 13714, 20571, 27428, 41142, 47999, 54856, 61713, 82284, 95998, 109712, 123426, 143997, 164568, 185139, 191996, 246852, 287994, 329136, 370278, 383992, 431991, 493704, 575988, 740556, 767984, 863982, 987408, 1151976, 1295973, 1481112, 1727964, 2303952, 2591946, 2962224, 3455928, 5183892, 6911856, 10367784, 20735568]

約数ペア:

[(1, 20735568), (2, 10367784), (3, 6911856), (4, 5183892), (6, 3455928), (7, 2962224), (8, 2591946), (9, 2303952), (12, 1727964), (14, 1481112), (16, 1295973), (18, 1151976), (21, 987408), (24, 863982), (27, 767984), (28, 740556), (36, 575988), (42, 493704), (48, 431991), (54, 383992), (56, 370278), (63, 329136), (72, 287994), (84, 246852), (108, 191996), (112, 185139), (126, 164568), (144, 143997), (168, 123426), (189, 109712), (216, 95998), (252, 82284), (336, 61713), (378, 54856), (432, 47999), (504, 41142), (756, 27428), (1008, 20571), (1512, 13714), (3024, 6857)]