19077886564

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{211}}^1\times {\mathrm{2099}}^1$

素因数の和:2425

約数の個数: 72

約数和(自身を含む): 37303308000

約数和(自身を除く): 18225421436

約数列:

[1, 2, 4, 11, 22, 44, 89, 121, 178, 211, 242, 356, 422, 484, 844, 979, 1958, 2099, 2321, 3916, 4198, 4642, 8396, 9284, 10769, 18779, 21538, 23089, 25531, 37558, 43076, 46178, 51062, 75116, 92356, 102124, 186811, 206569, 253979, 373622, 413138, 442889, 507958, 747244, 826276, 885778, 1015916, 1771556, 2054921, 2272259, 4109842, 4544518, 4871779, 8219684, 9089036, 9743558, 19487116, 22604131, 39417121, 45208262, 53589569, 78834242, 90416524, 107179138, 157668484, 214358276, 433588331, 867176662, 1734353324, 4769471641, 9538943282, 19077886564]

約数ペア:

[(1, 19077886564), (2, 9538943282), (4, 4769471641), (11, 1734353324), (22, 867176662), (44, 433588331), (89, 214358276), (121, 157668484), (178, 107179138), (211, 90416524), (242, 78834242), (356, 53589569), (422, 45208262), (484, 39417121), (844, 22604131), (979, 19487116), (1958, 9743558), (2099, 9089036), (2321, 8219684), (3916, 4871779), (4198, 4544518), (4642, 4109842), (8396, 2272259), (9284, 2054921), (10769, 1771556), (18779, 1015916), (21538, 885778), (23089, 826276), (25531, 747244), (37558, 507958), (43076, 442889), (46178, 413138), (51062, 373622), (75116, 253979), (92356, 206569), (102124, 186811)]