20193171808

素因数分解:

$2^5\times {\mathrm{67}}^1\times {\mathrm{227}}^1\times {\mathrm{41491}}^1$

素因数の和:41795

約数の個数: 48

約数和(自身を含む): 40527393984

約数和(自身を除く): 20334222176

約数列:

[1, 2, 4, 8, 16, 32, 67, 134, 227, 268, 454, 536, 908, 1072, 1816, 2144, 3632, 7264, 15209, 30418, 41491, 60836, 82982, 121672, 165964, 243344, 331928, 486688, 663856, 1327712, 2779897, 5559794, 9418457, 11119588, 18836914, 22239176, 37673828, 44478352, 75347656, 88956704, 150695312, 301390624, 631036619, 1262073238, 2524146476, 5048292952, 10096585904, 20193171808]

約数ペア:

[(1, 20193171808), (2, 10096585904), (4, 5048292952), (8, 2524146476), (16, 1262073238), (32, 631036619), (67, 301390624), (134, 150695312), (227, 88956704), (268, 75347656), (454, 44478352), (536, 37673828), (908, 22239176), (1072, 18836914), (1816, 11119588), (2144, 9418457), (3632, 5559794), (7264, 2779897), (15209, 1327712), (30418, 663856), (41491, 486688), (60836, 331928), (82982, 243344), (121672, 165964)]