2981936

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{577}}^1$

素因数の和:621

約数の個数: 40

約数和(自身を含む): 6450480

約数和(自身を除く): 3468544

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 272, 304, 323, 577, 646, 1154, 1292, 2308, 2584, 4616, 5168, 9232, 9809, 10963, 19618, 21926, 39236, 43852, 78472, 87704, 156944, 175408, 186371, 372742, 745484, 1490968, 2981936]

約数ペア:

[(1, 2981936), (2, 1490968), (4, 745484), (8, 372742), (16, 186371), (17, 175408), (19, 156944), (34, 87704), (38, 78472), (68, 43852), (76, 39236), (136, 21926), (152, 19618), (272, 10963), (304, 9809), (323, 9232), (577, 5168), (646, 4616), (1154, 2584), (1292, 2308)]