20077884

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{619}}^1$

素因数の和:699

約数の個数: 72

約数和(自身を含む): 54840240

約数和(自身を除く): 34762356

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 53, 68, 102, 106, 153, 159, 204, 212, 306, 318, 477, 612, 619, 636, 901, 954, 1238, 1802, 1857, 1908, 2476, 2703, 3604, 3714, 5406, 5571, 7428, 8109, 10523, 10812, 11142, 16218, 21046, 22284, 31569, 32436, 32807, 42092, 63138, 65614, 94707, 98421, 126276, 131228, 189414, 196842, 295263, 378828, 393684, 557719, 590526, 1115438, 1181052, 1673157, 2230876, 3346314, 5019471, 6692628, 10038942, 20077884]

約数ペア:

[(1, 20077884), (2, 10038942), (3, 6692628), (4, 5019471), (6, 3346314), (9, 2230876), (12, 1673157), (17, 1181052), (18, 1115438), (34, 590526), (36, 557719), (51, 393684), (53, 378828), (68, 295263), (102, 196842), (106, 189414), (153, 131228), (159, 126276), (204, 98421), (212, 94707), (306, 65614), (318, 63138), (477, 42092), (612, 32807), (619, 32436), (636, 31569), (901, 22284), (954, 21046), (1238, 16218), (1802, 11142), (1857, 10812), (1908, 10523), (2476, 8109), (2703, 7428), (3604, 5571), (3714, 5406)]