20630742

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:365

約数の個数: 48

約数和(自身を含む): 45894576

約数和(自身を除く): 25263834

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 121, 157, 181, 242, 314, 362, 363, 471, 543, 726, 942, 1086, 1727, 1991, 3454, 3982, 5181, 5973, 10362, 11946, 18997, 21901, 28417, 37994, 43802, 56834, 56991, 65703, 85251, 113982, 131406, 170502, 312587, 625174, 937761, 1875522, 3438457, 6876914, 10315371, 20630742]

約数ペア:

[(1, 20630742), (2, 10315371), (3, 6876914), (6, 3438457), (11, 1875522), (22, 937761), (33, 625174), (66, 312587), (121, 170502), (157, 131406), (181, 113982), (242, 85251), (314, 65703), (362, 56991), (363, 56834), (471, 43802), (543, 37994), (726, 28417), (942, 21901), (1086, 18997), (1727, 11946), (1991, 10362), (3454, 5973), (3982, 5181)]