828931532

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{20411}}^1$

素因数の和:20510

約数の個数: 48

約数和(自身を含む): 1728324864

約数和(自身を除く): 899393332

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 71, 142, 143, 284, 286, 572, 781, 923, 1562, 1846, 3124, 3692, 10153, 20306, 20411, 40612, 40822, 81644, 224521, 265343, 449042, 530686, 898084, 1061372, 1449181, 2898362, 2918773, 5796724, 5837546, 11675092, 15940991, 18839353, 31881982, 37678706, 63763964, 75357412, 207232883, 414465766, 828931532]

約数ペア:

[(1, 828931532), (2, 414465766), (4, 207232883), (11, 75357412), (13, 63763964), (22, 37678706), (26, 31881982), (44, 18839353), (52, 15940991), (71, 11675092), (142, 5837546), (143, 5796724), (284, 2918773), (286, 2898362), (572, 1449181), (781, 1061372), (923, 898084), (1562, 530686), (1846, 449042), (3124, 265343), (3692, 224521), (10153, 81644), (20306, 40822), (20411, 40612)]