19249930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{59}}^2\times {\mathrm{79}}^1$

素因数の和:211

約数の個数: 48

約数和(自身を含む): 40792320

約数和(自身を除く): 21542390

約数列:

[1, 2, 5, 7, 10, 14, 35, 59, 70, 79, 118, 158, 295, 395, 413, 553, 590, 790, 826, 1106, 2065, 2765, 3481, 4130, 4661, 5530, 6962, 9322, 17405, 23305, 24367, 32627, 34810, 46610, 48734, 65254, 121835, 163135, 243670, 274999, 326270, 549998, 1374995, 1924993, 2749990, 3849986, 9624965, 19249930]

約数ペア:

[(1, 19249930), (2, 9624965), (5, 3849986), (7, 2749990), (10, 1924993), (14, 1374995), (35, 549998), (59, 326270), (70, 274999), (79, 243670), (118, 163135), (158, 121835), (295, 65254), (395, 48734), (413, 46610), (553, 34810), (590, 32627), (790, 24367), (826, 23305), (1106, 17405), (2065, 9322), (2765, 6962), (3481, 5530), (4130, 4661)]