20199061972

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{367}}^1\times {\mathrm{1013}}^1$

素因数の和:1465

約数の個数: 72

約数和(自身を含む): 38491375104

約数和(自身を除く): 18292313132

約数列:

[1, 2, 4, 17, 34, 47, 68, 94, 188, 289, 367, 578, 734, 799, 1013, 1156, 1468, 1598, 2026, 3196, 4052, 6239, 12478, 13583, 17221, 17249, 24956, 27166, 34442, 34498, 47611, 54332, 68884, 68996, 95222, 106063, 190444, 212126, 292757, 293233, 371771, 424252, 585514, 586466, 743542, 809387, 1171028, 1172932, 1487084, 1618774, 3237548, 4984961, 6320107, 9969922, 12640214, 13759579, 17473237, 19939844, 25280428, 27519158, 34946474, 55038316, 69892948, 107441819, 214883638, 297045029, 429767276, 594090058, 1188180116, 5049765493, 10099530986, 20199061972]

約数ペア:

[(1, 20199061972), (2, 10099530986), (4, 5049765493), (17, 1188180116), (34, 594090058), (47, 429767276), (68, 297045029), (94, 214883638), (188, 107441819), (289, 69892948), (367, 55038316), (578, 34946474), (734, 27519158), (799, 25280428), (1013, 19939844), (1156, 17473237), (1468, 13759579), (1598, 12640214), (2026, 9969922), (3196, 6320107), (4052, 4984961), (6239, 3237548), (12478, 1618774), (13583, 1487084), (17221, 1172932), (17249, 1171028), (24956, 809387), (27166, 743542), (34442, 586466), (34498, 585514), (47611, 424252), (54332, 371771), (68884, 293233), (68996, 292757), (95222, 212126), (106063, 190444)]