19212002

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{347}}^1$

素因数の和:446

約数の個数: 32

約数和(自身を含む): 32071680

約数和(自身を除く): 12859678

約数列:

[1, 2, 19, 31, 38, 47, 62, 94, 347, 589, 694, 893, 1178, 1457, 1786, 2914, 6593, 10757, 13186, 16309, 21514, 27683, 32618, 55366, 204383, 309871, 408766, 505579, 619742, 1011158, 9606001, 19212002]

約数ペア:

[(1, 19212002), (2, 9606001), (19, 1011158), (31, 619742), (38, 505579), (47, 408766), (62, 309871), (94, 204383), (347, 55366), (589, 32618), (694, 27683), (893, 21514), (1178, 16309), (1457, 13186), (1786, 10757), (2914, 6593)]