20217490930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{61543}}^1$

素因数の和:61608

約数の個数: 96

約数和(自身を含む): 47271700224

約数和(自身を除く): 27054209294

約数列:

[1, 2, 5, 7, 10, 13, 14, 19, 26, 35, 38, 65, 70, 91, 95, 130, 133, 182, 190, 247, 266, 361, 455, 494, 665, 722, 910, 1235, 1330, 1729, 1805, 2470, 2527, 3458, 3610, 4693, 5054, 8645, 9386, 12635, 17290, 23465, 25270, 32851, 46930, 61543, 65702, 123086, 164255, 307715, 328510, 430801, 615430, 800059, 861602, 1169317, 1600118, 2154005, 2338634, 4000295, 4308010, 5600413, 5846585, 8000590, 8185219, 11200826, 11693170, 15201121, 16370438, 22217023, 28002065, 30402242, 40926095, 44434046, 56004130, 76005605, 81852190, 106407847, 111085115, 152011210, 155519161, 212815694, 222170230, 288821299, 311038322, 532039235, 577642598, 777595805, 1064078470, 1444106495, 1555191610, 2021749093, 2888212990, 4043498186, 10108745465, 20217490930]

約数ペア:

[(1, 20217490930), (2, 10108745465), (5, 4043498186), (7, 2888212990), (10, 2021749093), (13, 1555191610), (14, 1444106495), (19, 1064078470), (26, 777595805), (35, 577642598), (38, 532039235), (65, 311038322), (70, 288821299), (91, 222170230), (95, 212815694), (130, 155519161), (133, 152011210), (182, 111085115), (190, 106407847), (247, 81852190), (266, 76005605), (361, 56004130), (455, 44434046), (494, 40926095), (665, 30402242), (722, 28002065), (910, 22217023), (1235, 16370438), (1330, 15201121), (1729, 11693170), (1805, 11200826), (2470, 8185219), (2527, 8000590), (3458, 5846585), (3610, 5600413), (4693, 4308010), (5054, 4000295), (8645, 2338634), (9386, 2154005), (12635, 1600118), (17290, 1169317), (23465, 861602), (25270, 800059), (32851, 615430), (46930, 430801), (61543, 328510), (65702, 307715), (123086, 164255)]