20580452464

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{817723}}^1$

素因数の和:817766

約数の個数: 60

約数和(自身を含む): 47200664728

約数和(自身を除く): 26620212264

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 121, 143, 176, 208, 242, 286, 484, 572, 968, 1144, 1573, 1936, 2288, 3146, 6292, 12584, 25168, 817723, 1635446, 3270892, 6541784, 8994953, 10630399, 13083568, 17989906, 21260798, 35979812, 42521596, 71959624, 85043192, 98944483, 116934389, 143919248, 170086384, 197888966, 233868778, 395777932, 467737556, 791555864, 935475112, 1286278279, 1583111728, 1870950224, 2572556558, 5145113116, 10290226232, 20580452464]

約数ペア:

[(1, 20580452464), (2, 10290226232), (4, 5145113116), (8, 2572556558), (11, 1870950224), (13, 1583111728), (16, 1286278279), (22, 935475112), (26, 791555864), (44, 467737556), (52, 395777932), (88, 233868778), (104, 197888966), (121, 170086384), (143, 143919248), (176, 116934389), (208, 98944483), (242, 85043192), (286, 71959624), (484, 42521596), (572, 35979812), (968, 21260798), (1144, 17989906), (1573, 13083568), (1936, 10630399), (2288, 8994953), (3146, 6541784), (6292, 3270892), (12584, 1635446), (25168, 817723)]