18980925950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2357879}}^1$

素因数の和:2357921

約数の個数: 48

約数和(自身を含む): 42102305280

約数和(自身を除く): 23121379330

約数列:

[1, 2, 5, 7, 10, 14, 23, 25, 35, 46, 50, 70, 115, 161, 175, 230, 322, 350, 575, 805, 1150, 1610, 4025, 8050, 2357879, 4715758, 11789395, 16505153, 23578790, 33010306, 54231217, 58946975, 82525765, 108462434, 117893950, 165051530, 271156085, 379618519, 412628825, 542312170, 759237038, 825257650, 1355780425, 1898092595, 2711560850, 3796185190, 9490462975, 18980925950]

約数ペア:

[(1, 18980925950), (2, 9490462975), (5, 3796185190), (7, 2711560850), (10, 1898092595), (14, 1355780425), (23, 825257650), (25, 759237038), (35, 542312170), (46, 412628825), (50, 379618519), (70, 271156085), (115, 165051530), (161, 117893950), (175, 108462434), (230, 82525765), (322, 58946975), (350, 54231217), (575, 33010306), (805, 23578790), (1150, 16505153), (1610, 11789395), (4025, 4715758), (8050, 2357879)]