20756424

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{937}}^1$

素因数の和:1030

約数の個数: 64

約数和(自身を含む): 56730240

約数和(自身を除く): 35973816

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 71, 78, 104, 142, 156, 213, 284, 312, 426, 568, 852, 923, 937, 1704, 1846, 1874, 2769, 2811, 3692, 3748, 5538, 5622, 7384, 7496, 11076, 11244, 12181, 22152, 22488, 24362, 36543, 48724, 66527, 73086, 97448, 133054, 146172, 199581, 266108, 292344, 399162, 532216, 798324, 864851, 1596648, 1729702, 2594553, 3459404, 5189106, 6918808, 10378212, 20756424]

約数ペア:

[(1, 20756424), (2, 10378212), (3, 6918808), (4, 5189106), (6, 3459404), (8, 2594553), (12, 1729702), (13, 1596648), (24, 864851), (26, 798324), (39, 532216), (52, 399162), (71, 292344), (78, 266108), (104, 199581), (142, 146172), (156, 133054), (213, 97448), (284, 73086), (312, 66527), (426, 48724), (568, 36543), (852, 24362), (923, 22488), (937, 22152), (1704, 12181), (1846, 11244), (1874, 11076), (2769, 7496), (2811, 7384), (3692, 5622), (3748, 5538)]