20453680947

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{601}}^1$

素因数の和:757

約数の個数: 96

約数和(自身を含む): 33826351104

約数和(自身を除く): 13372670157

約数列:

[1, 3, 7, 21, 29, 41, 47, 87, 123, 141, 203, 287, 329, 601, 609, 841, 861, 987, 1189, 1363, 1803, 1927, 2523, 3567, 4089, 4207, 5781, 5887, 8323, 9541, 12621, 13489, 17429, 17661, 24641, 24969, 28247, 28623, 34481, 39527, 40467, 52287, 55883, 73923, 84741, 103443, 118581, 122003, 167649, 172487, 197729, 241367, 276689, 366009, 391181, 505441, 517461, 593187, 714589, 724101, 819163, 830067, 1158127, 1173543, 1516323, 1620607, 2143767, 2457489, 3474381, 3538087, 4861821, 5002123, 5734141, 8106889, 10614261, 11344249, 15006369, 17202423, 20723081, 23755727, 24320667, 33585683, 34032747, 62169243, 71267181, 100757049, 145061567, 166290089, 235099781, 435184701, 498870267, 705299343, 973984807, 2921954421, 6817893649, 20453680947]

約数ペア:

[(1, 20453680947), (3, 6817893649), (7, 2921954421), (21, 973984807), (29, 705299343), (41, 498870267), (47, 435184701), (87, 235099781), (123, 166290089), (141, 145061567), (203, 100757049), (287, 71267181), (329, 62169243), (601, 34032747), (609, 33585683), (841, 24320667), (861, 23755727), (987, 20723081), (1189, 17202423), (1363, 15006369), (1803, 11344249), (1927, 10614261), (2523, 8106889), (3567, 5734141), (4089, 5002123), (4207, 4861821), (5781, 3538087), (5887, 3474381), (8323, 2457489), (9541, 2143767), (12621, 1620607), (13489, 1516323), (17429, 1173543), (17661, 1158127), (24641, 830067), (24969, 819163), (28247, 724101), (28623, 714589), (34481, 593187), (39527, 517461), (40467, 505441), (52287, 391181), (55883, 366009), (73923, 276689), (84741, 241367), (103443, 197729), (118581, 172487), (122003, 167649)]