15978354

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20023}}^1$

素因数の和:20054

約数の個数: 32

約数和(自身を含む): 38446080

約数和(自身を除く): 22467726

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 20023, 40046, 60069, 120138, 140161, 280322, 380437, 420483, 760874, 840966, 1141311, 2282622, 2663059, 5326118, 7989177, 15978354]

約数ペア:

[(1, 15978354), (2, 7989177), (3, 5326118), (6, 2663059), (7, 2282622), (14, 1141311), (19, 840966), (21, 760874), (38, 420483), (42, 380437), (57, 280322), (114, 140161), (133, 120138), (266, 60069), (399, 40046), (798, 20023)]