18221718790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{457}}^1\times {\mathrm{2767}}^1$

素因数の和:3373

約数の個数: 64

約数和(自身を含む): 36145916928

約数和(自身を除く): 17924198138

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 131, 262, 457, 655, 914, 1310, 1441, 2285, 2767, 2882, 4570, 5027, 5534, 7205, 10054, 13835, 14410, 25135, 27670, 30437, 50270, 59867, 60874, 119734, 152185, 299335, 304370, 362477, 598670, 658537, 724954, 1264519, 1317074, 1812385, 2529038, 3292685, 3624770, 3987247, 6322595, 6585370, 7974494, 12645190, 13909709, 19936235, 27819418, 39872470, 69548545, 139097090, 165651989, 331303978, 828259945, 1656519890, 1822171879, 3644343758, 9110859395, 18221718790]

約数ペア:

[(1, 18221718790), (2, 9110859395), (5, 3644343758), (10, 1822171879), (11, 1656519890), (22, 828259945), (55, 331303978), (110, 165651989), (131, 139097090), (262, 69548545), (457, 39872470), (655, 27819418), (914, 19936235), (1310, 13909709), (1441, 12645190), (2285, 7974494), (2767, 6585370), (2882, 6322595), (4570, 3987247), (5027, 3624770), (5534, 3292685), (7205, 2529038), (10054, 1812385), (13835, 1317074), (14410, 1264519), (25135, 724954), (27670, 658537), (30437, 598670), (50270, 362477), (59867, 304370), (60874, 299335), (119734, 152185)]