20177683708

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{557}}^1\times {\mathrm{4327}}^1$

素因数の和:4931

約数の個数: 96

約数和(自身を含む): 45441091584

約数和(自身を除く): 25263407876

約数列:

[1, 2, 4, 7, 13, 14, 23, 26, 28, 46, 52, 91, 92, 161, 182, 299, 322, 364, 557, 598, 644, 1114, 1196, 2093, 2228, 3899, 4186, 4327, 7241, 7798, 8372, 8654, 12811, 14482, 15596, 17308, 25622, 28964, 30289, 50687, 51244, 56251, 60578, 89677, 99521, 101374, 112502, 121156, 166543, 179354, 199042, 202748, 225004, 333086, 358708, 393757, 398084, 666172, 696647, 787514, 1165801, 1293773, 1393294, 1575028, 2331602, 2410139, 2587546, 2786588, 4663204, 4820278, 5175092, 9056411, 9640556, 16870973, 18112822, 31331807, 33741946, 36225644, 55433197, 62663614, 67483892, 110866394, 125327228, 219322649, 221732788, 388032379, 438645298, 720631561, 776064758, 877290596, 1441263122, 1552129516, 2882526244, 5044420927, 10088841854, 20177683708]

約数ペア:

[(1, 20177683708), (2, 10088841854), (4, 5044420927), (7, 2882526244), (13, 1552129516), (14, 1441263122), (23, 877290596), (26, 776064758), (28, 720631561), (46, 438645298), (52, 388032379), (91, 221732788), (92, 219322649), (161, 125327228), (182, 110866394), (299, 67483892), (322, 62663614), (364, 55433197), (557, 36225644), (598, 33741946), (644, 31331807), (1114, 18112822), (1196, 16870973), (2093, 9640556), (2228, 9056411), (3899, 5175092), (4186, 4820278), (4327, 4663204), (7241, 2786588), (7798, 2587546), (8372, 2410139), (8654, 2331602), (12811, 1575028), (14482, 1393294), (15596, 1293773), (17308, 1165801), (25622, 787514), (28964, 696647), (30289, 666172), (50687, 398084), (51244, 393757), (56251, 358708), (60578, 333086), (89677, 225004), (99521, 202748), (101374, 199042), (112502, 179354), (121156, 166543)]