20070608

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{653}}^1$

素因数の和:791

約数の個数: 40

約数和(自身を含む): 41602248

約数和(自身を除く): 21531640

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 113, 136, 226, 272, 452, 653, 904, 1306, 1808, 1921, 2612, 3842, 5224, 7684, 10448, 11101, 15368, 22202, 30736, 44404, 73789, 88808, 147578, 177616, 295156, 590312, 1180624, 1254413, 2508826, 5017652, 10035304, 20070608]

約数ペア:

[(1, 20070608), (2, 10035304), (4, 5017652), (8, 2508826), (16, 1254413), (17, 1180624), (34, 590312), (68, 295156), (113, 177616), (136, 147578), (226, 88808), (272, 73789), (452, 44404), (653, 30736), (904, 22202), (1306, 15368), (1808, 11101), (1921, 10448), (2612, 7684), (3842, 5224)]