20147409882

素因数分解:

$2^1\times 3^3\times {\mathrm{131}}^1\times {\mathrm{137}}^1\times {\mathrm{20789}}^1$

素因数の和:21068

約数の個数: 64

約数和(自身を含む): 45445276800

約数和(自身を除く): 25297866918

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 131, 137, 262, 274, 393, 411, 786, 822, 1179, 1233, 2358, 2466, 3537, 3699, 7074, 7398, 17947, 20789, 35894, 41578, 53841, 62367, 107682, 124734, 161523, 187101, 323046, 374202, 484569, 561303, 969138, 1122606, 2723359, 2848093, 5446718, 5696186, 8170077, 8544279, 16340154, 17088558, 24510231, 25632837, 49020462, 51265674, 73530693, 76898511, 147061386, 153797022, 373100183, 746200366, 1119300549, 2238601098, 3357901647, 6715803294, 10073704941, 20147409882]

約数ペア:

[(1, 20147409882), (2, 10073704941), (3, 6715803294), (6, 3357901647), (9, 2238601098), (18, 1119300549), (27, 746200366), (54, 373100183), (131, 153797022), (137, 147061386), (262, 76898511), (274, 73530693), (393, 51265674), (411, 49020462), (786, 25632837), (822, 24510231), (1179, 17088558), (1233, 16340154), (2358, 8544279), (2466, 8170077), (3537, 5696186), (3699, 5446718), (7074, 2848093), (7398, 2723359), (17947, 1122606), (20789, 969138), (35894, 561303), (41578, 484569), (53841, 374202), (62367, 323046), (107682, 187101), (124734, 161523)]