18752768

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:203

約数の個数: 72

約数和(自身を含む): 41207040

約数和(自身を除く): 22454272

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 62, 64, 68, 124, 128, 136, 139, 248, 256, 272, 278, 496, 527, 544, 556, 992, 1054, 1088, 1112, 1984, 2108, 2176, 2224, 2363, 3968, 4216, 4309, 4352, 4448, 4726, 7936, 8432, 8618, 8896, 9452, 16864, 17236, 17792, 18904, 33728, 34472, 35584, 37808, 67456, 68944, 73253, 75616, 134912, 137888, 146506, 151232, 275776, 293012, 302464, 551552, 586024, 604928, 1103104, 1172048, 2344096, 4688192, 9376384, 18752768]

約数ペア:

[(1, 18752768), (2, 9376384), (4, 4688192), (8, 2344096), (16, 1172048), (17, 1103104), (31, 604928), (32, 586024), (34, 551552), (62, 302464), (64, 293012), (68, 275776), (124, 151232), (128, 146506), (136, 137888), (139, 134912), (248, 75616), (256, 73253), (272, 68944), (278, 67456), (496, 37808), (527, 35584), (544, 34472), (556, 33728), (992, 18904), (1054, 17792), (1088, 17236), (1112, 16864), (1984, 9452), (2108, 8896), (2176, 8618), (2224, 8432), (2363, 7936), (3968, 4726), (4216, 4448), (4309, 4352)]