20872421808

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{859}}^1\times {\mathrm{10331}}^1$

素因数の和:11215

約数の個数: 120

約数和(自身を含む): 62802855360

約数和(自身を除く): 41930433552

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 84, 98, 112, 147, 168, 196, 294, 336, 392, 588, 784, 859, 1176, 1718, 2352, 2577, 3436, 5154, 6013, 6872, 10308, 10331, 12026, 13744, 18039, 20616, 20662, 24052, 30993, 36078, 41232, 41324, 42091, 48104, 61986, 72156, 72317, 82648, 84182, 96208, 123972, 126273, 144312, 144634, 165296, 168364, 216951, 247944, 252546, 288624, 289268, 336728, 433902, 495888, 505092, 506219, 578536, 673456, 867804, 1010184, 1012438, 1157072, 1518657, 1735608, 2020368, 2024876, 3037314, 3471216, 4049752, 6074628, 8099504, 8874329, 12149256, 17748658, 24298512, 26622987, 35497316, 53245974, 62120303, 70994632, 106491948, 124240606, 141989264, 186360909, 212983896, 248481212, 372721818, 425967792, 434842121, 496962424, 745443636, 869684242, 993924848, 1304526363, 1490887272, 1739368484, 2609052726, 2981774544, 3478736968, 5218105452, 6957473936, 10436210904, 20872421808]

約数ペア:

[(1, 20872421808), (2, 10436210904), (3, 6957473936), (4, 5218105452), (6, 3478736968), (7, 2981774544), (8, 2609052726), (12, 1739368484), (14, 1490887272), (16, 1304526363), (21, 993924848), (24, 869684242), (28, 745443636), (42, 496962424), (48, 434842121), (49, 425967792), (56, 372721818), (84, 248481212), (98, 212983896), (112, 186360909), (147, 141989264), (168, 124240606), (196, 106491948), (294, 70994632), (336, 62120303), (392, 53245974), (588, 35497316), (784, 26622987), (859, 24298512), (1176, 17748658), (1718, 12149256), (2352, 8874329), (2577, 8099504), (3436, 6074628), (5154, 4049752), (6013, 3471216), (6872, 3037314), (10308, 2024876), (10331, 2020368), (12026, 1735608), (13744, 1518657), (18039, 1157072), (20616, 1012438), (20662, 1010184), (24052, 867804), (30993, 673456), (36078, 578536), (41232, 506219), (41324, 505092), (42091, 495888), (48104, 433902), (61986, 336728), (72156, 289268), (72317, 288624), (82648, 252546), (84182, 247944), (96208, 216951), (123972, 168364), (126273, 165296), (144312, 144634)]