20214626692

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1\times {\mathrm{739}}^1$

素因数の和:1097

約数の個数: 96

約数和(自身を含む): 40100659200

約数和(自身を除く): 19886032508

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 71, 124, 142, 239, 284, 403, 478, 739, 806, 923, 956, 1478, 1612, 1846, 2201, 2956, 3107, 3692, 4402, 6214, 7409, 8804, 9607, 12428, 14818, 16969, 19214, 22909, 28613, 29636, 33938, 38428, 45818, 52469, 57226, 67876, 91636, 96317, 104938, 114452, 176621, 192634, 209876, 220597, 297817, 353242, 385268, 441194, 526039, 595634, 682097, 706484, 882388, 1052078, 1191268, 1364194, 1626539, 2104156, 2296073, 2728388, 3253078, 4592146, 5475251, 6506156, 6838507, 9184292, 10950502, 12540091, 13677014, 21145007, 21901004, 25080182, 27354028, 42290014, 50160364, 71178263, 84580028, 142356526, 163021183, 284713052, 326042366, 388742821, 652084732, 777485642, 1554971284, 5053656673, 10107313346, 20214626692]

約数ペア:

[(1, 20214626692), (2, 10107313346), (4, 5053656673), (13, 1554971284), (26, 777485642), (31, 652084732), (52, 388742821), (62, 326042366), (71, 284713052), (124, 163021183), (142, 142356526), (239, 84580028), (284, 71178263), (403, 50160364), (478, 42290014), (739, 27354028), (806, 25080182), (923, 21901004), (956, 21145007), (1478, 13677014), (1612, 12540091), (1846, 10950502), (2201, 9184292), (2956, 6838507), (3107, 6506156), (3692, 5475251), (4402, 4592146), (6214, 3253078), (7409, 2728388), (8804, 2296073), (9607, 2104156), (12428, 1626539), (14818, 1364194), (16969, 1191268), (19214, 1052078), (22909, 882388), (28613, 706484), (29636, 682097), (33938, 595634), (38428, 526039), (45818, 441194), (52469, 385268), (57226, 353242), (67876, 297817), (91636, 220597), (96317, 209876), (104938, 192634), (114452, 176621)]