20199802995197

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1091}}^1\times {\mathrm{18397}}^1$

素因数の和:19591

約数の個数: 96

約数和(自身を含む): 26384604180480

約数和(自身を除く): 6184801185283

約数列:

[1, 7, 19, 23, 47, 49, 133, 161, 329, 437, 893, 931, 1081, 1091, 1127, 2303, 3059, 6251, 7567, 7637, 18397, 20539, 20729, 21413, 25093, 43757, 51277, 52969, 53459, 128779, 143773, 145103, 175651, 349543, 358939, 423131, 476767, 864659, 901453, 974263, 1006411, 1015721, 1179371, 1229557, 2446801, 2512573, 2961917, 3337369, 6052613, 6819841, 8039489, 8255597, 16428521, 17127607, 19887157, 20071127, 20733419, 22408049, 23361583, 42368291, 47738887, 56276423, 57789179, 114999647, 139210099, 140497889, 156856343, 377855983, 381351413, 393934961, 461635921, 804997529, 943342969, 974470693, 983485223, 1097994401, 2644991881, 2669459891, 3231451447, 6603400783, 8771082499, 17923516411, 18514943167, 18686219237, 21696888287, 22620160129, 46223805481, 61397577493, 125464614877, 151878218009, 412240877453, 429783042451, 878252304139, 1063147526063, 2885686142171, 20199802995197]

約数ペア:

[(1, 20199802995197), (7, 2885686142171), (19, 1063147526063), (23, 878252304139), (47, 429783042451), (49, 412240877453), (133, 151878218009), (161, 125464614877), (329, 61397577493), (437, 46223805481), (893, 22620160129), (931, 21696888287), (1081, 18686219237), (1091, 18514943167), (1127, 17923516411), (2303, 8771082499), (3059, 6603400783), (6251, 3231451447), (7567, 2669459891), (7637, 2644991881), (18397, 1097994401), (20539, 983485223), (20729, 974470693), (21413, 943342969), (25093, 804997529), (43757, 461635921), (51277, 393934961), (52969, 381351413), (53459, 377855983), (128779, 156856343), (143773, 140497889), (145103, 139210099), (175651, 114999647), (349543, 57789179), (358939, 56276423), (423131, 47738887), (476767, 42368291), (864659, 23361583), (901453, 22408049), (974263, 20733419), (1006411, 20071127), (1015721, 19887157), (1179371, 17127607), (1229557, 16428521), (2446801, 8255597), (2512573, 8039489), (2961917, 6819841), (3337369, 6052613)]