19005340

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{107}}^2$

素因数の和:306

約数の個数: 36

約数和(自身を含む): 40773096

約数和(自身を除く): 21767756

約数列:

[1, 2, 4, 5, 10, 20, 83, 107, 166, 214, 332, 415, 428, 535, 830, 1070, 1660, 2140, 8881, 11449, 17762, 22898, 35524, 44405, 45796, 57245, 88810, 114490, 177620, 228980, 950267, 1900534, 3801068, 4751335, 9502670, 19005340]

約数ペア:

[(1, 19005340), (2, 9502670), (4, 4751335), (5, 3801068), (10, 1900534), (20, 950267), (83, 228980), (107, 177620), (166, 114490), (214, 88810), (332, 57245), (415, 45796), (428, 44405), (535, 35524), (830, 22898), (1070, 17762), (1660, 11449), (2140, 8881)]