19344520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37201}}^1$

素因数の和:37225

約数の個数: 32

約数和(自身を含む): 46874520

約数和(自身を除く): 27530000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 37201, 74402, 148804, 186005, 297608, 372010, 483613, 744020, 967226, 1488040, 1934452, 2418065, 3868904, 4836130, 9672260, 19344520]

約数ペア:

[(1, 19344520), (2, 9672260), (4, 4836130), (5, 3868904), (8, 2418065), (10, 1934452), (13, 1488040), (20, 967226), (26, 744020), (40, 483613), (52, 372010), (65, 297608), (104, 186005), (130, 148804), (260, 74402), (520, 37201)]