20731657310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{97777}}^1$

素因数の和:98037

約数の個数: 64

約数和(自身を含む): 46126184832

約数和(自身を除く): 25394527522

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 233, 455, 466, 910, 1165, 1631, 2330, 3029, 3262, 6058, 8155, 15145, 16310, 21203, 30290, 42406, 97777, 106015, 195554, 212030, 488885, 684439, 977770, 1271101, 1368878, 2542202, 3422195, 6355505, 6844390, 8897707, 12711010, 17795414, 22782041, 44488535, 45564082, 88977070, 113910205, 159474287, 227820410, 296166533, 318948574, 592333066, 797371435, 1480832665, 1594742870, 2073165731, 2961665330, 4146331462, 10365828655, 20731657310]

約数ペア:

[(1, 20731657310), (2, 10365828655), (5, 4146331462), (7, 2961665330), (10, 2073165731), (13, 1594742870), (14, 1480832665), (26, 797371435), (35, 592333066), (65, 318948574), (70, 296166533), (91, 227820410), (130, 159474287), (182, 113910205), (233, 88977070), (455, 45564082), (466, 44488535), (910, 22782041), (1165, 17795414), (1631, 12711010), (2330, 8897707), (3029, 6844390), (3262, 6355505), (6058, 3422195), (8155, 2542202), (15145, 1368878), (16310, 1271101), (21203, 977770), (30290, 684439), (42406, 488885), (97777, 212030), (106015, 195554)]