17910928

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{409}}^1$

素因数の和:464

約数の個数: 80

約数和(自身を含む): 43925760

約数和(自身を除く): 26014832

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 23, 28, 34, 46, 56, 68, 92, 112, 119, 136, 161, 184, 238, 272, 322, 368, 391, 409, 476, 644, 782, 818, 952, 1288, 1564, 1636, 1904, 2576, 2737, 2863, 3128, 3272, 5474, 5726, 6256, 6544, 6953, 9407, 10948, 11452, 13906, 18814, 21896, 22904, 27812, 37628, 43792, 45808, 48671, 55624, 65849, 75256, 97342, 111248, 131698, 150512, 159919, 194684, 263396, 319838, 389368, 526792, 639676, 778736, 1053584, 1119433, 1279352, 2238866, 2558704, 4477732, 8955464, 17910928]

約数ペア:

[(1, 17910928), (2, 8955464), (4, 4477732), (7, 2558704), (8, 2238866), (14, 1279352), (16, 1119433), (17, 1053584), (23, 778736), (28, 639676), (34, 526792), (46, 389368), (56, 319838), (68, 263396), (92, 194684), (112, 159919), (119, 150512), (136, 131698), (161, 111248), (184, 97342), (238, 75256), (272, 65849), (322, 55624), (368, 48671), (391, 45808), (409, 43792), (476, 37628), (644, 27812), (782, 22904), (818, 21896), (952, 18814), (1288, 13906), (1564, 11452), (1636, 10948), (1904, 9407), (2576, 6953), (2737, 6544), (2863, 6256), (3128, 5726), (3272, 5474)]