1318947584

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{8191}}^1$

素因数の和:8261

約数の個数: 72

約数和(自身を含む): 2863300608

約数和(自身を除く): 1544353024

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 37, 64, 68, 74, 128, 136, 148, 256, 272, 296, 544, 592, 629, 1088, 1184, 1258, 2176, 2368, 2516, 4352, 4736, 5032, 8191, 9472, 10064, 16382, 20128, 32764, 40256, 65528, 80512, 131056, 139247, 161024, 262112, 278494, 303067, 524224, 556988, 606134, 1048448, 1113976, 1212268, 2096896, 2227952, 2424536, 4455904, 4849072, 5152139, 8911808, 9698144, 10304278, 17823616, 19396288, 20608556, 35647232, 38792576, 41217112, 77585152, 82434224, 164868448, 329736896, 659473792, 1318947584]

約数ペア:

[(1, 1318947584), (2, 659473792), (4, 329736896), (8, 164868448), (16, 82434224), (17, 77585152), (32, 41217112), (34, 38792576), (37, 35647232), (64, 20608556), (68, 19396288), (74, 17823616), (128, 10304278), (136, 9698144), (148, 8911808), (256, 5152139), (272, 4849072), (296, 4455904), (544, 2424536), (592, 2227952), (629, 2096896), (1088, 1212268), (1184, 1113976), (1258, 1048448), (2176, 606134), (2368, 556988), (2516, 524224), (4352, 303067), (4736, 278494), (5032, 262112), (8191, 161024), (9472, 139247), (10064, 131056), (16382, 80512), (20128, 65528), (32764, 40256)]