19712964484

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{809}}^1\times {\mathrm{2659}}^1$

素因数の和:3580

約数の個数: 48

約数和(自身を含む): 36197280000

約数和(自身を除く): 16484315516

約数列:

[1, 2, 4, 29, 58, 79, 116, 158, 316, 809, 1618, 2291, 2659, 3236, 4582, 5318, 9164, 10636, 23461, 46922, 63911, 77111, 93844, 127822, 154222, 210061, 255644, 308444, 420122, 840244, 1853419, 2151131, 3706838, 4302262, 6091769, 7413676, 8604524, 12183538, 24367076, 62382799, 124765598, 169939349, 249531196, 339878698, 679757396, 4928241121, 9856482242, 19712964484]

約数ペア:

[(1, 19712964484), (2, 9856482242), (4, 4928241121), (29, 679757396), (58, 339878698), (79, 249531196), (116, 169939349), (158, 124765598), (316, 62382799), (809, 24367076), (1618, 12183538), (2291, 8604524), (2659, 7413676), (3236, 6091769), (4582, 4302262), (5318, 3706838), (9164, 2151131), (10636, 1853419), (23461, 840244), (46922, 420122), (63911, 308444), (77111, 255644), (93844, 210061), (127822, 154222)]