20849133676

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{215767}}^1$

素因数の和:215831

約数の個数: 72

約数和(自身を含む): 46489373280

約数和(自身を除く): 25640239604

約数列:

[1, 2, 4, 7, 14, 17, 28, 29, 34, 49, 58, 68, 98, 116, 119, 196, 203, 238, 406, 476, 493, 812, 833, 986, 1421, 1666, 1972, 2842, 3332, 3451, 5684, 6902, 13804, 24157, 48314, 96628, 215767, 431534, 863068, 1510369, 3020738, 3668039, 6041476, 6257243, 7336078, 10572583, 12514486, 14672156, 21145166, 25028972, 25676273, 42290332, 43800701, 51352546, 87601402, 102705092, 106373131, 175202804, 179733911, 212746262, 306604907, 359467822, 425492524, 613209814, 718935644, 744611917, 1226419628, 1489223834, 2978447668, 5212283419, 10424566838, 20849133676]

約数ペア:

[(1, 20849133676), (2, 10424566838), (4, 5212283419), (7, 2978447668), (14, 1489223834), (17, 1226419628), (28, 744611917), (29, 718935644), (34, 613209814), (49, 425492524), (58, 359467822), (68, 306604907), (98, 212746262), (116, 179733911), (119, 175202804), (196, 106373131), (203, 102705092), (238, 87601402), (406, 51352546), (476, 43800701), (493, 42290332), (812, 25676273), (833, 25028972), (986, 21145166), (1421, 14672156), (1666, 12514486), (1972, 10572583), (2842, 7336078), (3332, 6257243), (3451, 6041476), (5684, 3668039), (6902, 3020738), (13804, 1510369), (24157, 863068), (48314, 431534), (96628, 215767)]