20147393924

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{2089}}^1$

素因数の和:2317

約数の個数: 96

約数和(自身を含む): 42117546240

約数和(自身を除く): 21970152316

約数列:

[1, 2, 4, 7, 14, 28, 53, 67, 97, 106, 134, 194, 212, 268, 371, 388, 469, 679, 742, 938, 1358, 1484, 1876, 2089, 2716, 3551, 4178, 5141, 6499, 7102, 8356, 10282, 12998, 14204, 14623, 20564, 24857, 25996, 29246, 35987, 45493, 49714, 58492, 71974, 90986, 99428, 110717, 139963, 143948, 181972, 202633, 221434, 279926, 344447, 405266, 442868, 559852, 688894, 775019, 810532, 979741, 1377788, 1418431, 1550038, 1959482, 2411129, 2836862, 3100076, 3918964, 4822258, 5673724, 7418039, 9644516, 10739549, 13576411, 14836078, 21479098, 27152822, 29672156, 42958196, 51926273, 54305644, 75176843, 95034877, 103852546, 150353686, 190069754, 207705092, 300707372, 380139508, 719549783, 1439099566, 2878199132, 5036848481, 10073696962, 20147393924]

約数ペア:

[(1, 20147393924), (2, 10073696962), (4, 5036848481), (7, 2878199132), (14, 1439099566), (28, 719549783), (53, 380139508), (67, 300707372), (97, 207705092), (106, 190069754), (134, 150353686), (194, 103852546), (212, 95034877), (268, 75176843), (371, 54305644), (388, 51926273), (469, 42958196), (679, 29672156), (742, 27152822), (938, 21479098), (1358, 14836078), (1484, 13576411), (1876, 10739549), (2089, 9644516), (2716, 7418039), (3551, 5673724), (4178, 4822258), (5141, 3918964), (6499, 3100076), (7102, 2836862), (8356, 2411129), (10282, 1959482), (12998, 1550038), (14204, 1418431), (14623, 1377788), (20564, 979741), (24857, 810532), (25996, 775019), (29246, 688894), (35987, 559852), (45493, 442868), (49714, 405266), (58492, 344447), (71974, 279926), (90986, 221434), (99428, 202633), (110717, 181972), (139963, 143948)]