20128291248

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{4273}}^1\times {\mathrm{7549}}^1$

素因数の和:11846

約数の個数: 80

約数和(自身を含む): 56018463200

約数和(自身を除く): 35890171952

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 4273, 7549, 8546, 12819, 15098, 17092, 22647, 25638, 30196, 34184, 45294, 51276, 55549, 60392, 68368, 90588, 98137, 102552, 111098, 120784, 166647, 181176, 196274, 205104, 222196, 294411, 333294, 362352, 392548, 444392, 588822, 666588, 785096, 888784, 1177644, 1333176, 1570192, 2355288, 2666352, 4710576, 32256877, 64513754, 96770631, 129027508, 193541262, 258055016, 387082524, 419339401, 516110032, 774165048, 838678802, 1258018203, 1548330096, 1677357604, 2516036406, 3354715208, 5032072812, 6709430416, 10064145624, 20128291248]

約数ペア:

[(1, 20128291248), (2, 10064145624), (3, 6709430416), (4, 5032072812), (6, 3354715208), (8, 2516036406), (12, 1677357604), (13, 1548330096), (16, 1258018203), (24, 838678802), (26, 774165048), (39, 516110032), (48, 419339401), (52, 387082524), (78, 258055016), (104, 193541262), (156, 129027508), (208, 96770631), (312, 64513754), (624, 32256877), (4273, 4710576), (7549, 2666352), (8546, 2355288), (12819, 1570192), (15098, 1333176), (17092, 1177644), (22647, 888784), (25638, 785096), (30196, 666588), (34184, 588822), (45294, 444392), (51276, 392548), (55549, 362352), (60392, 333294), (68368, 294411), (90588, 222196), (98137, 205104), (102552, 196274), (111098, 181176), (120784, 166647)]