20444098895

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1459}}^1$

素因数の和:1581

約数の個数: 96

約数和(自身を含む): 30198873600

約数和(自身を除く): 9754774705

約数列:

[1, 5, 11, 19, 23, 53, 55, 95, 115, 121, 209, 253, 265, 437, 583, 605, 1007, 1045, 1219, 1265, 1459, 2185, 2299, 2783, 2915, 4807, 5035, 6095, 6413, 7295, 11077, 11495, 13409, 13915, 16049, 23161, 24035, 27721, 32065, 33557, 52877, 55385, 67045, 77327, 80245, 115805, 121847, 138605, 147499, 167785, 176539, 254771, 264385, 304931, 369127, 386635, 609235, 637583, 737495, 850597, 882695, 1273855, 1469213, 1524655, 1778521, 1845635, 2802481, 3187915, 3354241, 4060397, 4252985, 7013413, 7346065, 8892605, 9356567, 14012405, 16161343, 16771205, 19563731, 20301985, 33791899, 35067065, 46782835, 77147543, 80806715, 97818655, 168959495, 177774773, 215201041, 371710889, 385737715, 888873865, 1076005205, 1858554445, 4088819779, 20444098895]

約数ペア:

[(1, 20444098895), (5, 4088819779), (11, 1858554445), (19, 1076005205), (23, 888873865), (53, 385737715), (55, 371710889), (95, 215201041), (115, 177774773), (121, 168959495), (209, 97818655), (253, 80806715), (265, 77147543), (437, 46782835), (583, 35067065), (605, 33791899), (1007, 20301985), (1045, 19563731), (1219, 16771205), (1265, 16161343), (1459, 14012405), (2185, 9356567), (2299, 8892605), (2783, 7346065), (2915, 7013413), (4807, 4252985), (5035, 4060397), (6095, 3354241), (6413, 3187915), (7295, 2802481), (11077, 1845635), (11495, 1778521), (13409, 1524655), (13915, 1469213), (16049, 1273855), (23161, 882695), (24035, 850597), (27721, 737495), (32065, 637583), (33557, 609235), (52877, 386635), (55385, 369127), (67045, 304931), (77327, 264385), (80245, 254771), (115805, 176539), (121847, 167785), (138605, 147499)]