18900829270

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{628561}}^1$

素因数の和:628696

約数の個数: 32

約数和(自身を含む): 35481067776

約数和(自身を除く): 16580238506

約数列:

[1, 2, 5, 10, 31, 62, 97, 155, 194, 310, 485, 970, 3007, 6014, 15035, 30070, 628561, 1257122, 3142805, 6285610, 19485391, 38970782, 60970417, 97426955, 121940834, 194853910, 304852085, 609704170, 1890082927, 3780165854, 9450414635, 18900829270]

約数ペア:

[(1, 18900829270), (2, 9450414635), (5, 3780165854), (10, 1890082927), (31, 609704170), (62, 304852085), (97, 194853910), (155, 121940834), (194, 97426955), (310, 60970417), (485, 38970782), (970, 19485391), (3007, 6285610), (6014, 3142805), (15035, 1257122), (30070, 628561)]