20848344

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{503}}^1$

素因数の和:680

約数の個数: 64

約数和(自身を含む): 57335040

約数和(自身を除く): 36486696

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 157, 264, 314, 471, 503, 628, 942, 1006, 1256, 1509, 1727, 1884, 2012, 3018, 3454, 3768, 4024, 5181, 5533, 6036, 6908, 10362, 11066, 12072, 13816, 16599, 20724, 22132, 33198, 41448, 44264, 66396, 78971, 132792, 157942, 236913, 315884, 473826, 631768, 868681, 947652, 1737362, 1895304, 2606043, 3474724, 5212086, 6949448, 10424172, 20848344]

約数ペア:

[(1, 20848344), (2, 10424172), (3, 6949448), (4, 5212086), (6, 3474724), (8, 2606043), (11, 1895304), (12, 1737362), (22, 947652), (24, 868681), (33, 631768), (44, 473826), (66, 315884), (88, 236913), (132, 157942), (157, 132792), (264, 78971), (314, 66396), (471, 44264), (503, 41448), (628, 33198), (942, 22132), (1006, 20724), (1256, 16599), (1509, 13816), (1727, 12072), (1884, 11066), (2012, 10362), (3018, 6908), (3454, 6036), (3768, 5533), (4024, 5181)]