17998734

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:229

約数の個数: 64

約数和(自身を含む): 41025600

約数和(自身を除く): 23026866

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 73, 78, 87, 109, 146, 174, 218, 219, 327, 377, 438, 654, 754, 949, 1131, 1417, 1898, 2117, 2262, 2834, 2847, 3161, 4234, 4251, 5694, 6322, 6351, 7957, 8502, 9483, 12702, 15914, 18966, 23871, 27521, 41093, 47742, 55042, 82186, 82563, 103441, 123279, 165126, 206882, 230753, 246558, 310323, 461506, 620646, 692259, 1384518, 2999789, 5999578, 8999367, 17998734]

約数ペア:

[(1, 17998734), (2, 8999367), (3, 5999578), (6, 2999789), (13, 1384518), (26, 692259), (29, 620646), (39, 461506), (58, 310323), (73, 246558), (78, 230753), (87, 206882), (109, 165126), (146, 123279), (174, 103441), (218, 82563), (219, 82186), (327, 55042), (377, 47742), (438, 41093), (654, 27521), (754, 23871), (949, 18966), (1131, 15914), (1417, 12702), (1898, 9483), (2117, 8502), (2262, 7957), (2834, 6351), (2847, 6322), (3161, 5694), (4234, 4251)]