388601776

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{19571}}^1$

素因数の和:19669

約数の個数: 40

約数和(自身を含む): 808167024

約数和(自身を除く): 419565248

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 73, 136, 146, 272, 292, 584, 1168, 1241, 2482, 4964, 9928, 19571, 19856, 39142, 78284, 156568, 313136, 332707, 665414, 1330828, 1428683, 2661656, 2857366, 5323312, 5714732, 11429464, 22858928, 24287611, 48575222, 97150444, 194300888, 388601776]

約数ペア:

[(1, 388601776), (2, 194300888), (4, 97150444), (8, 48575222), (16, 24287611), (17, 22858928), (34, 11429464), (68, 5714732), (73, 5323312), (136, 2857366), (146, 2661656), (272, 1428683), (292, 1330828), (584, 665414), (1168, 332707), (1241, 313136), (2482, 156568), (4964, 78284), (9928, 39142), (19571, 19856)]