18282064

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1$

素因数の和:140

約数の個数: 60

約数和(自身を含む): 38786580

約数和(自身を除く): 20504516

約数列:

[1, 2, 4, 8, 16, 29, 31, 41, 58, 62, 82, 116, 124, 164, 232, 248, 328, 464, 496, 656, 899, 961, 1189, 1271, 1798, 1922, 2378, 2542, 3596, 3844, 4756, 5084, 7192, 7688, 9512, 10168, 14384, 15376, 19024, 20336, 27869, 36859, 39401, 55738, 73718, 78802, 111476, 147436, 157604, 222952, 294872, 315208, 445904, 589744, 630416, 1142629, 2285258, 4570516, 9141032, 18282064]

約数ペア:

[(1, 18282064), (2, 9141032), (4, 4570516), (8, 2285258), (16, 1142629), (29, 630416), (31, 589744), (41, 445904), (58, 315208), (62, 294872), (82, 222952), (116, 157604), (124, 147436), (164, 111476), (232, 78802), (248, 73718), (328, 55738), (464, 39401), (496, 36859), (656, 27869), (899, 20336), (961, 19024), (1189, 15376), (1271, 14384), (1798, 10168), (1922, 9512), (2378, 7688), (2542, 7192), (3596, 5084), (3844, 4756)]