20176962015

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{151}}^1\times {\mathrm{1327}}^1$

素因数の和:1637

約数の個数: 96

約数和(自身を含む): 38107183104

約数和(自身を除く): 17930221089

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 137, 147, 151, 245, 411, 453, 685, 735, 755, 959, 1057, 1327, 2055, 2265, 2877, 3171, 3981, 4795, 5285, 6635, 6713, 7399, 9289, 14385, 15855, 19905, 20139, 20687, 22197, 27867, 33565, 36995, 46445, 62061, 65023, 100695, 103435, 110985, 139335, 144809, 181799, 195069, 200377, 310305, 325115, 434427, 545397, 601131, 724045, 908995, 975345, 1001885, 1013663, 1272593, 1402639, 2172135, 2726985, 3005655, 3040989, 3817779, 4207917, 5068315, 6362965, 7013195, 8908151, 9818473, 15204945, 19088895, 21039585, 26724453, 27451649, 29455419, 44540755, 49092365, 82354947, 133622265, 137258245, 147277095, 192161543, 411774735, 576484629, 960807715, 1345130801, 2882423145, 4035392403, 6725654005, 20176962015]

約数ペア:

[(1, 20176962015), (3, 6725654005), (5, 4035392403), (7, 2882423145), (15, 1345130801), (21, 960807715), (35, 576484629), (49, 411774735), (105, 192161543), (137, 147277095), (147, 137258245), (151, 133622265), (245, 82354947), (411, 49092365), (453, 44540755), (685, 29455419), (735, 27451649), (755, 26724453), (959, 21039585), (1057, 19088895), (1327, 15204945), (2055, 9818473), (2265, 8908151), (2877, 7013195), (3171, 6362965), (3981, 5068315), (4795, 4207917), (5285, 3817779), (6635, 3040989), (6713, 3005655), (7399, 2726985), (9289, 2172135), (14385, 1402639), (15855, 1272593), (19905, 1013663), (20139, 1001885), (20687, 975345), (22197, 908995), (27867, 724045), (33565, 601131), (36995, 545397), (46445, 434427), (62061, 325115), (65023, 310305), (100695, 200377), (103435, 195069), (110985, 181799), (139335, 144809)]