20254968

素因数分解:

$2^3\times 3^3\times {\mathrm{79}}^1\times {\mathrm{1187}}^1$

素因数の和:1281

約数の個数: 64

約数和(自身を含む): 57024000

約数和(自身を除く): 36769032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 79, 108, 158, 216, 237, 316, 474, 632, 711, 948, 1187, 1422, 1896, 2133, 2374, 2844, 3561, 4266, 4748, 5688, 7122, 8532, 9496, 10683, 14244, 17064, 21366, 28488, 32049, 42732, 64098, 85464, 93773, 128196, 187546, 256392, 281319, 375092, 562638, 750184, 843957, 1125276, 1687914, 2250552, 2531871, 3375828, 5063742, 6751656, 10127484, 20254968]

約数ペア:

[(1, 20254968), (2, 10127484), (3, 6751656), (4, 5063742), (6, 3375828), (8, 2531871), (9, 2250552), (12, 1687914), (18, 1125276), (24, 843957), (27, 750184), (36, 562638), (54, 375092), (72, 281319), (79, 256392), (108, 187546), (158, 128196), (216, 93773), (237, 85464), (316, 64098), (474, 42732), (632, 32049), (711, 28488), (948, 21366), (1187, 17064), (1422, 14244), (1896, 10683), (2133, 9496), (2374, 8532), (2844, 7122), (3561, 5688), (4266, 4748)]