20179963314

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{197}}^1\times {\mathrm{116141}}^1$

素因数の和:116360

約数の個数: 72

約数和(自身を含む): 51120365868

約数和(自身を除く): 30940402554

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 197, 294, 394, 441, 591, 882, 1182, 1379, 1773, 2758, 3546, 4137, 8274, 9653, 12411, 19306, 24822, 28959, 57918, 86877, 116141, 173754, 232282, 348423, 696846, 812987, 1045269, 1625974, 2090538, 2438961, 4877922, 5690909, 7316883, 11381818, 14633766, 17072727, 22879777, 34145454, 45759554, 51218181, 68639331, 102436362, 137278662, 160158439, 205917993, 320316878, 411835986, 480475317, 960950634, 1121109073, 1441425951, 2242218146, 2882851902, 3363327219, 6726654438, 10089981657, 20179963314]

約数ペア:

[(1, 20179963314), (2, 10089981657), (3, 6726654438), (6, 3363327219), (7, 2882851902), (9, 2242218146), (14, 1441425951), (18, 1121109073), (21, 960950634), (42, 480475317), (49, 411835986), (63, 320316878), (98, 205917993), (126, 160158439), (147, 137278662), (197, 102436362), (294, 68639331), (394, 51218181), (441, 45759554), (591, 34145454), (882, 22879777), (1182, 17072727), (1379, 14633766), (1773, 11381818), (2758, 7316883), (3546, 5690909), (4137, 4877922), (8274, 2438961), (9653, 2090538), (12411, 1625974), (19306, 1045269), (24822, 812987), (28959, 696846), (57918, 348423), (86877, 232282), (116141, 173754)]