2018587930

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1\times {\mathrm{631}}^1$

素因数の和:919

約数の個数: 64

約数和(自身を含む): 3890592000

約数和(自身を除く): 1872004070

約数列:

[1, 2, 5, 10, 19, 38, 95, 113, 149, 190, 226, 298, 565, 631, 745, 1130, 1262, 1490, 2147, 2831, 3155, 4294, 5662, 6310, 10735, 11989, 14155, 16837, 21470, 23978, 28310, 33674, 59945, 71303, 84185, 94019, 119890, 142606, 168370, 188038, 319903, 356515, 470095, 639806, 713030, 940190, 1354757, 1599515, 1786361, 2709514, 3199030, 3572722, 6773785, 8931805, 10624147, 13547570, 17863610, 21248294, 53120735, 106241470, 201858793, 403717586, 1009293965, 2018587930]

約数ペア:

[(1, 2018587930), (2, 1009293965), (5, 403717586), (10, 201858793), (19, 106241470), (38, 53120735), (95, 21248294), (113, 17863610), (149, 13547570), (190, 10624147), (226, 8931805), (298, 6773785), (565, 3572722), (631, 3199030), (745, 2709514), (1130, 1786361), (1262, 1599515), (1490, 1354757), (2147, 940190), (2831, 713030), (3155, 639806), (4294, 470095), (5662, 356515), (6310, 319903), (10735, 188038), (11989, 168370), (14155, 142606), (16837, 119890), (21470, 94019), (23978, 84185), (28310, 71303), (33674, 59945)]