20167979516

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{233}}^1\times {\mathrm{251}}^1\times {\mathrm{1181}}^1$

素因数の和:1742

約数の個数: 48

約数和(自身を含む): 36104691168

約数和(自身を除く): 15936711652

約数列:

[1, 2, 4, 73, 146, 233, 251, 292, 466, 502, 932, 1004, 1181, 2362, 4724, 17009, 18323, 34018, 36646, 58483, 68036, 73292, 86213, 116966, 172426, 233932, 275173, 296431, 344852, 550346, 592862, 1100692, 1185724, 4269259, 8538518, 17077036, 20087629, 21639463, 40175258, 43278926, 69068423, 80350516, 86557852, 138136846, 276273692, 5041994879, 10083989758, 20167979516]

約数ペア:

[(1, 20167979516), (2, 10083989758), (4, 5041994879), (73, 276273692), (146, 138136846), (233, 86557852), (251, 80350516), (292, 69068423), (466, 43278926), (502, 40175258), (932, 21639463), (1004, 20087629), (1181, 17077036), (2362, 8538518), (4724, 4269259), (17009, 1185724), (18323, 1100692), (34018, 592862), (36646, 550346), (58483, 344852), (68036, 296431), (73292, 275173), (86213, 233932), (116966, 172426)]