20164874562

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{1021}}^1\times {\mathrm{52249}}^1$

素因数の和:53288

約数の個数: 64

約数和(自身を含む): 51263520000

約数和(自身を除く): 31098645438

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 1021, 2042, 3063, 6126, 7147, 9189, 14294, 18378, 21441, 27567, 42882, 52249, 55134, 64323, 104498, 128646, 156747, 192969, 313494, 365743, 385938, 470241, 731486, 940482, 1097229, 1410723, 2194458, 2821446, 3291687, 6583374, 9875061, 19750122, 53346229, 106692458, 160038687, 320077374, 373423603, 480116061, 746847206, 960232122, 1120270809, 1440348183, 2240541618, 2880696366, 3360812427, 6721624854, 10082437281, 20164874562]

約数ペア:

[(1, 20164874562), (2, 10082437281), (3, 6721624854), (6, 3360812427), (7, 2880696366), (9, 2240541618), (14, 1440348183), (18, 1120270809), (21, 960232122), (27, 746847206), (42, 480116061), (54, 373423603), (63, 320077374), (126, 160038687), (189, 106692458), (378, 53346229), (1021, 19750122), (2042, 9875061), (3063, 6583374), (6126, 3291687), (7147, 2821446), (9189, 2194458), (14294, 1410723), (18378, 1097229), (21441, 940482), (27567, 731486), (42882, 470241), (52249, 385938), (55134, 365743), (64323, 313494), (104498, 192969), (128646, 156747)]