20447496

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{14947}}^1$

素因数の和:14978

約数の個数: 48

約数和(自身を含む): 58297200

約数和(自身を除く): 37849704

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 14947, 29894, 44841, 59788, 89682, 119576, 134523, 179364, 269046, 283993, 358728, 538092, 567986, 851979, 1076184, 1135972, 1703958, 2271944, 2555937, 3407916, 5111874, 6815832, 10223748, 20447496]

約数ペア:

[(1, 20447496), (2, 10223748), (3, 6815832), (4, 5111874), (6, 3407916), (8, 2555937), (9, 2271944), (12, 1703958), (18, 1135972), (19, 1076184), (24, 851979), (36, 567986), (38, 538092), (57, 358728), (72, 283993), (76, 269046), (114, 179364), (152, 134523), (171, 119576), (228, 89682), (342, 59788), (456, 44841), (684, 29894), (1368, 14947)]