20879712

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{10357}}^1$

素因数の和:10380

約数の個数: 72

約数和(自身を含む): 67865616

約数和(自身を除く): 46985904

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 10357, 20714, 31071, 41428, 62142, 72499, 82856, 93213, 124284, 144998, 165712, 186426, 217497, 248568, 289996, 331424, 372852, 434994, 497136, 579992, 652491, 745704, 869988, 994272, 1159984, 1304982, 1491408, 1739976, 2319968, 2609964, 2982816, 3479952, 5219928, 6959904, 10439856, 20879712]

約数ペア:

[(1, 20879712), (2, 10439856), (3, 6959904), (4, 5219928), (6, 3479952), (7, 2982816), (8, 2609964), (9, 2319968), (12, 1739976), (14, 1491408), (16, 1304982), (18, 1159984), (21, 994272), (24, 869988), (28, 745704), (32, 652491), (36, 579992), (42, 497136), (48, 434994), (56, 372852), (63, 331424), (72, 289996), (84, 248568), (96, 217497), (112, 186426), (126, 165712), (144, 144998), (168, 124284), (224, 93213), (252, 82856), (288, 72499), (336, 62142), (504, 41428), (672, 31071), (1008, 20714), (2016, 10357)]