20685588

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{367}}^1$

素因数の和:453

約数の個数: 96

約数和(自身を含む): 61329408

約数和(自身を除く): 40643820

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 61, 66, 77, 84, 122, 132, 154, 183, 231, 244, 308, 366, 367, 427, 462, 671, 732, 734, 854, 924, 1101, 1281, 1342, 1468, 1708, 2013, 2202, 2562, 2569, 2684, 4026, 4037, 4404, 4697, 5124, 5138, 7707, 8052, 8074, 9394, 10276, 12111, 14091, 15414, 16148, 18788, 22387, 24222, 28182, 28259, 30828, 44774, 48444, 56364, 56518, 67161, 84777, 89548, 113036, 134322, 156709, 169554, 246257, 268644, 313418, 339108, 470127, 492514, 626836, 738771, 940254, 985028, 1477542, 1723799, 1880508, 2955084, 3447598, 5171397, 6895196, 10342794, 20685588]

約数ペア:

[(1, 20685588), (2, 10342794), (3, 6895196), (4, 5171397), (6, 3447598), (7, 2955084), (11, 1880508), (12, 1723799), (14, 1477542), (21, 985028), (22, 940254), (28, 738771), (33, 626836), (42, 492514), (44, 470127), (61, 339108), (66, 313418), (77, 268644), (84, 246257), (122, 169554), (132, 156709), (154, 134322), (183, 113036), (231, 89548), (244, 84777), (308, 67161), (366, 56518), (367, 56364), (427, 48444), (462, 44774), (671, 30828), (732, 28259), (734, 28182), (854, 24222), (924, 22387), (1101, 18788), (1281, 16148), (1342, 15414), (1468, 14091), (1708, 12111), (2013, 10276), (2202, 9394), (2562, 8074), (2569, 8052), (2684, 7707), (4026, 5138), (4037, 5124), (4404, 4697)]