19872144

素因数分解:

$2^4\times 3^2\times {\mathrm{59}}^1\times {\mathrm{2339}}^1$

素因数の和:2412

約数の個数: 60

約数和(自身を含む): 56581200

約数和(自身を除く): 36709056

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 59, 72, 118, 144, 177, 236, 354, 472, 531, 708, 944, 1062, 1416, 2124, 2339, 2832, 4248, 4678, 7017, 8496, 9356, 14034, 18712, 21051, 28068, 37424, 42102, 56136, 84204, 112272, 138001, 168408, 276002, 336816, 414003, 552004, 828006, 1104008, 1242009, 1656012, 2208016, 2484018, 3312024, 4968036, 6624048, 9936072, 19872144]

約数ペア:

[(1, 19872144), (2, 9936072), (3, 6624048), (4, 4968036), (6, 3312024), (8, 2484018), (9, 2208016), (12, 1656012), (16, 1242009), (18, 1104008), (24, 828006), (36, 552004), (48, 414003), (59, 336816), (72, 276002), (118, 168408), (144, 138001), (177, 112272), (236, 84204), (354, 56136), (472, 42102), (531, 37424), (708, 28068), (944, 21051), (1062, 18712), (1416, 14034), (2124, 9356), (2339, 8496), (2832, 7017), (4248, 4678)]