1572151808

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{161611}}^1$

素因数の和:161648

約数の個数: 40

約数和(自身を含む): 3306581520

約数和(自身を除く): 1734429712

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 512, 608, 1216, 2432, 4864, 9728, 161611, 323222, 646444, 1292888, 2585776, 3070609, 5171552, 6141218, 10343104, 12282436, 20686208, 24564872, 41372416, 49129744, 82744832, 98259488, 196518976, 393037952, 786075904, 1572151808]

約数ペア:

[(1, 1572151808), (2, 786075904), (4, 393037952), (8, 196518976), (16, 98259488), (19, 82744832), (32, 49129744), (38, 41372416), (64, 24564872), (76, 20686208), (128, 12282436), (152, 10343104), (256, 6141218), (304, 5171552), (512, 3070609), (608, 2585776), (1216, 1292888), (2432, 646444), (4864, 323222), (9728, 161611)]