19597952

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{449}}^1$

素因数の和:505

約数の個数: 64

約数和(自身を含む): 44064000

約数和(自身を除く): 24466048

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 64, 88, 124, 128, 176, 248, 341, 352, 449, 496, 682, 704, 898, 992, 1364, 1408, 1796, 1984, 2728, 3592, 3968, 4939, 5456, 7184, 9878, 10912, 13919, 14368, 19756, 21824, 27838, 28736, 39512, 43648, 55676, 57472, 79024, 111352, 153109, 158048, 222704, 306218, 316096, 445408, 612436, 632192, 890816, 1224872, 1781632, 2449744, 4899488, 9798976, 19597952]

約数ペア:

[(1, 19597952), (2, 9798976), (4, 4899488), (8, 2449744), (11, 1781632), (16, 1224872), (22, 890816), (31, 632192), (32, 612436), (44, 445408), (62, 316096), (64, 306218), (88, 222704), (124, 158048), (128, 153109), (176, 111352), (248, 79024), (341, 57472), (352, 55676), (449, 43648), (496, 39512), (682, 28736), (704, 27838), (898, 21824), (992, 19756), (1364, 14368), (1408, 13919), (1796, 10912), (1984, 9878), (2728, 7184), (3592, 5456), (3968, 4939)]