20702900412

素因数分解:

$2^2\times 3^2\times {\mathrm{101}}^1\times {\mathrm{997}}^1\times {\mathrm{5711}}^1$

素因数の和:6819

約数の個数: 72

約数和(自身を含む): 52912746432

約数和(自身を除く): 32209846020

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 101, 202, 303, 404, 606, 909, 997, 1212, 1818, 1994, 2991, 3636, 3988, 5711, 5982, 8973, 11422, 11964, 17133, 17946, 22844, 34266, 35892, 51399, 68532, 100697, 102798, 201394, 205596, 302091, 402788, 576811, 604182, 906273, 1153622, 1208364, 1730433, 1812546, 2307244, 3460866, 3625092, 5191299, 5693867, 6921732, 10382598, 11387734, 17081601, 20765196, 22775468, 34163202, 51244803, 68326404, 102489606, 204979212, 575080567, 1150161134, 1725241701, 2300322268, 3450483402, 5175725103, 6900966804, 10351450206, 20702900412]

約数ペア:

[(1, 20702900412), (2, 10351450206), (3, 6900966804), (4, 5175725103), (6, 3450483402), (9, 2300322268), (12, 1725241701), (18, 1150161134), (36, 575080567), (101, 204979212), (202, 102489606), (303, 68326404), (404, 51244803), (606, 34163202), (909, 22775468), (997, 20765196), (1212, 17081601), (1818, 11387734), (1994, 10382598), (2991, 6921732), (3636, 5693867), (3988, 5191299), (5711, 3625092), (5982, 3460866), (8973, 2307244), (11422, 1812546), (11964, 1730433), (17133, 1208364), (17946, 1153622), (22844, 906273), (34266, 604182), (35892, 576811), (51399, 402788), (68532, 302091), (100697, 205596), (102798, 201394)]