20199031832

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1297}}^1\times {\mathrm{8971}}^1$

素因数の和:10312

約数の個数: 64

約数和(自身を含む): 44719319040

約数和(自身を除く): 24520287208

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1297, 1736, 2594, 5188, 8971, 9079, 10376, 17942, 18158, 35884, 36316, 40207, 62797, 71768, 72632, 80414, 125594, 160828, 251188, 278101, 281449, 321656, 502376, 556202, 562898, 1112404, 1125796, 1946707, 2224808, 2251592, 3893414, 7786828, 11635387, 15573656, 23270774, 46541548, 81447709, 93083096, 162895418, 325790836, 360696997, 651581672, 721393994, 1442787988, 2524878979, 2885575976, 5049757958, 10099515916, 20199031832]

約数ペア:

[(1, 20199031832), (2, 10099515916), (4, 5049757958), (7, 2885575976), (8, 2524878979), (14, 1442787988), (28, 721393994), (31, 651581672), (56, 360696997), (62, 325790836), (124, 162895418), (217, 93083096), (248, 81447709), (434, 46541548), (868, 23270774), (1297, 15573656), (1736, 11635387), (2594, 7786828), (5188, 3893414), (8971, 2251592), (9079, 2224808), (10376, 1946707), (17942, 1125796), (18158, 1112404), (35884, 562898), (36316, 556202), (40207, 502376), (62797, 321656), (71768, 281449), (72632, 278101), (80414, 251188), (125594, 160828)]