20487312

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{8369}}^1$

素因数の和:8400

約数の個数: 60

約数和(自身を含む): 60715980

約数和(自身を除く): 40228668

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 34, 36, 48, 51, 68, 72, 102, 136, 144, 153, 204, 272, 306, 408, 612, 816, 1224, 2448, 8369, 16738, 25107, 33476, 50214, 66952, 75321, 100428, 133904, 142273, 150642, 200856, 284546, 301284, 401712, 426819, 569092, 602568, 853638, 1138184, 1205136, 1280457, 1707276, 2276368, 2560914, 3414552, 5121828, 6829104, 10243656, 20487312]

約数ペア:

[(1, 20487312), (2, 10243656), (3, 6829104), (4, 5121828), (6, 3414552), (8, 2560914), (9, 2276368), (12, 1707276), (16, 1280457), (17, 1205136), (18, 1138184), (24, 853638), (34, 602568), (36, 569092), (48, 426819), (51, 401712), (68, 301284), (72, 284546), (102, 200856), (136, 150642), (144, 142273), (153, 133904), (204, 100428), (272, 75321), (306, 66952), (408, 50214), (612, 33476), (816, 25107), (1224, 16738), (2448, 8369)]