1905244

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:130

約数の個数: 48

約数和(自身を含む): 3991680

約数和(自身を除く): 2086436

約数列:

[1, 2, 4, 11, 19, 22, 38, 43, 44, 53, 76, 86, 106, 172, 209, 212, 418, 473, 583, 817, 836, 946, 1007, 1166, 1634, 1892, 2014, 2279, 2332, 3268, 4028, 4558, 8987, 9116, 11077, 17974, 22154, 25069, 35948, 43301, 44308, 50138, 86602, 100276, 173204, 476311, 952622, 1905244]

約数ペア:

[(1, 1905244), (2, 952622), (4, 476311), (11, 173204), (19, 100276), (22, 86602), (38, 50138), (43, 44308), (44, 43301), (53, 35948), (76, 25069), (86, 22154), (106, 17974), (172, 11077), (209, 9116), (212, 8987), (418, 4558), (473, 4028), (583, 3268), (817, 2332), (836, 2279), (946, 2014), (1007, 1892), (1166, 1634)]