19005986026

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{647}}^1\times {\mathrm{1229}}^1$

素因数の和:1951

約数の個数: 64

約数和(自身を含む): 32710521600

約数和(自身を除く): 13704535574

約数列:

[1, 2, 17, 19, 34, 37, 38, 74, 323, 629, 646, 647, 703, 1229, 1258, 1294, 1406, 2458, 10999, 11951, 12293, 20893, 21998, 23351, 23902, 23939, 24586, 41786, 45473, 46702, 47878, 90946, 208981, 396967, 406963, 417962, 454841, 773041, 793934, 795163, 813926, 863987, 909682, 1546082, 1590326, 1727974, 7732297, 13517771, 14687779, 15108097, 15464594, 27035542, 29375558, 29421031, 30216194, 58842062, 256837649, 500157527, 513675298, 558999589, 1000315054, 1117999178, 9502993013, 19005986026]

約数ペア:

[(1, 19005986026), (2, 9502993013), (17, 1117999178), (19, 1000315054), (34, 558999589), (37, 513675298), (38, 500157527), (74, 256837649), (323, 58842062), (629, 30216194), (646, 29421031), (647, 29375558), (703, 27035542), (1229, 15464594), (1258, 15108097), (1294, 14687779), (1406, 13517771), (2458, 7732297), (10999, 1727974), (11951, 1590326), (12293, 1546082), (20893, 909682), (21998, 863987), (23351, 813926), (23902, 795163), (23939, 793934), (24586, 773041), (41786, 454841), (45473, 417962), (46702, 406963), (47878, 396967), (90946, 208981)]