18468494

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1$

素因数の和:185

約数の個数: 64

約数和(自身を含む): 35458560

約数和(自身を除く): 16990066

約数列:

[1, 2, 11, 17, 19, 22, 23, 34, 38, 46, 113, 187, 209, 226, 253, 323, 374, 391, 418, 437, 506, 646, 782, 874, 1243, 1921, 2147, 2486, 2599, 3553, 3842, 4294, 4301, 4807, 5198, 7106, 7429, 8602, 9614, 14858, 21131, 23617, 28589, 36499, 42262, 44183, 47234, 49381, 57178, 72998, 81719, 88366, 98762, 163438, 401489, 486013, 543191, 802978, 839477, 972026, 1086382, 1678954, 9234247, 18468494]

約数ペア:

[(1, 18468494), (2, 9234247), (11, 1678954), (17, 1086382), (19, 972026), (22, 839477), (23, 802978), (34, 543191), (38, 486013), (46, 401489), (113, 163438), (187, 98762), (209, 88366), (226, 81719), (253, 72998), (323, 57178), (374, 49381), (391, 47234), (418, 44183), (437, 42262), (506, 36499), (646, 28589), (782, 23617), (874, 21131), (1243, 14858), (1921, 9614), (2147, 8602), (2486, 7429), (2599, 7106), (3553, 5198), (3842, 4807), (4294, 4301)]