20163526448

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{173}}^2$

素因数の和:487

約数の個数: 120

約数和(自身を含む): 43897398720

約数和(自身を除く): 23733872272

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 79, 82, 104, 158, 164, 173, 208, 316, 328, 346, 533, 632, 656, 692, 1027, 1066, 1264, 1384, 2054, 2132, 2249, 2768, 3239, 4108, 4264, 4498, 6478, 7093, 8216, 8528, 8996, 12956, 13667, 14186, 16432, 17992, 25912, 27334, 28372, 29929, 35984, 42107, 51824, 54668, 56744, 59858, 84214, 92209, 109336, 113488, 119716, 168428, 177671, 184418, 218672, 239432, 336856, 355342, 368836, 389077, 478864, 560347, 673712, 710684, 737672, 778154, 1120694, 1227089, 1421368, 1475344, 1556308, 2241388, 2364391, 2454178, 2842736, 3112616, 4482776, 4728782, 4908356, 6225232, 7284511, 8965552, 9457564, 9816712, 14569022, 15952157, 18915128, 19633424, 29138044, 30737083, 31904314, 37830256, 58276088, 61474166, 63808628, 96940031, 116552176, 122948332, 127617256, 193880062, 245896664, 255234512, 387760124, 491793328, 775520248, 1260220403, 1551040496, 2520440806, 5040881612, 10081763224, 20163526448]

約数ペア:

[(1, 20163526448), (2, 10081763224), (4, 5040881612), (8, 2520440806), (13, 1551040496), (16, 1260220403), (26, 775520248), (41, 491793328), (52, 387760124), (79, 255234512), (82, 245896664), (104, 193880062), (158, 127617256), (164, 122948332), (173, 116552176), (208, 96940031), (316, 63808628), (328, 61474166), (346, 58276088), (533, 37830256), (632, 31904314), (656, 30737083), (692, 29138044), (1027, 19633424), (1066, 18915128), (1264, 15952157), (1384, 14569022), (2054, 9816712), (2132, 9457564), (2249, 8965552), (2768, 7284511), (3239, 6225232), (4108, 4908356), (4264, 4728782), (4498, 4482776), (6478, 3112616), (7093, 2842736), (8216, 2454178), (8528, 2364391), (8996, 2241388), (12956, 1556308), (13667, 1475344), (14186, 1421368), (16432, 1227089), (17992, 1120694), (25912, 778154), (27334, 737672), (28372, 710684), (29929, 673712), (35984, 560347), (42107, 478864), (51824, 389077), (54668, 368836), (56744, 355342), (59858, 336856), (84214, 239432), (92209, 218672), (109336, 184418), (113488, 177671), (119716, 168428)]