20188974728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{24551}}^1\times {\mathrm{7907}}^1$

素因数の和:32477

約数の個数: 32

約数和(自身を含む): 40773015360

約数和(自身を除く): 20584040632

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 7907, 15814, 24551, 31628, 49102, 63256, 98204, 102791, 196408, 205582, 319163, 411164, 638326, 822328, 1276652, 2553304, 194124757, 388249514, 776499028, 1552998056, 2523621841, 5047243682, 10094487364, 20188974728]

約数ペア:

[(1, 20188974728), (2, 10094487364), (4, 5047243682), (8, 2523621841), (13, 1552998056), (26, 776499028), (52, 388249514), (104, 194124757), (7907, 2553304), (15814, 1276652), (24551, 822328), (31628, 638326), (49102, 411164), (63256, 319163), (98204, 205582), (102791, 196408)]