18881232

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{12689}}^1$

素因数の和:12731

約数の個数: 40

約数和(自身を含む): 50353920

約数和(自身を除く): 31472688

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 372, 496, 744, 1488, 12689, 25378, 38067, 50756, 76134, 101512, 152268, 203024, 304536, 393359, 609072, 786718, 1180077, 1573436, 2360154, 3146872, 4720308, 6293744, 9440616, 18881232]

約数ペア:

[(1, 18881232), (2, 9440616), (3, 6293744), (4, 4720308), (6, 3146872), (8, 2360154), (12, 1573436), (16, 1180077), (24, 786718), (31, 609072), (48, 393359), (62, 304536), (93, 203024), (124, 152268), (186, 101512), (248, 76134), (372, 50756), (496, 38067), (744, 25378), (1488, 12689)]