20486533886

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{271}}^1\times {\mathrm{359}}^1$

素因数の和:754

約数の個数: 96

約数和(自身を含む): 38705817600

約数和(自身を除く): 18219283714

約数列:

[1, 2, 7, 13, 14, 26, 89, 91, 169, 178, 182, 271, 338, 359, 542, 623, 718, 1157, 1183, 1246, 1897, 2314, 2366, 2513, 3523, 3794, 4667, 5026, 7046, 8099, 9334, 15041, 16198, 24119, 24661, 30082, 31951, 32669, 45799, 48238, 49322, 60671, 63902, 65338, 91598, 97289, 105287, 121342, 168833, 194578, 210574, 223657, 313547, 320593, 337666, 415363, 424697, 447314, 627094, 641186, 681023, 830726, 849394, 1264757, 1362046, 2194829, 2529514, 2907541, 4076111, 4389658, 5399719, 5815082, 8152222, 8658721, 8853299, 10799438, 16441841, 17317442, 17706598, 28532777, 32883682, 37798033, 57065554, 60611047, 75596066, 112563373, 115092887, 121222094, 225126746, 230185774, 787943611, 1463323849, 1575887222, 2926647698, 10243266943, 20486533886]

約数ペア:

[(1, 20486533886), (2, 10243266943), (7, 2926647698), (13, 1575887222), (14, 1463323849), (26, 787943611), (89, 230185774), (91, 225126746), (169, 121222094), (178, 115092887), (182, 112563373), (271, 75596066), (338, 60611047), (359, 57065554), (542, 37798033), (623, 32883682), (718, 28532777), (1157, 17706598), (1183, 17317442), (1246, 16441841), (1897, 10799438), (2314, 8853299), (2366, 8658721), (2513, 8152222), (3523, 5815082), (3794, 5399719), (4667, 4389658), (5026, 4076111), (7046, 2907541), (8099, 2529514), (9334, 2194829), (15041, 1362046), (16198, 1264757), (24119, 849394), (24661, 830726), (30082, 681023), (31951, 641186), (32669, 627094), (45799, 447314), (48238, 424697), (49322, 415363), (60671, 337666), (63902, 320593), (65338, 313547), (91598, 223657), (97289, 210574), (105287, 194578), (121342, 168833)]