20548632

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{983}}^1$

素因数の和:1072

約数の個数: 64

約数和(自身を含む): 56206080

約数和(自身を除く): 35657448

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 67, 78, 104, 134, 156, 201, 268, 312, 402, 536, 804, 871, 983, 1608, 1742, 1966, 2613, 2949, 3484, 3932, 5226, 5898, 6968, 7864, 10452, 11796, 12779, 20904, 23592, 25558, 38337, 51116, 65861, 76674, 102232, 131722, 153348, 197583, 263444, 306696, 395166, 526888, 790332, 856193, 1580664, 1712386, 2568579, 3424772, 5137158, 6849544, 10274316, 20548632]

約数ペア:

[(1, 20548632), (2, 10274316), (3, 6849544), (4, 5137158), (6, 3424772), (8, 2568579), (12, 1712386), (13, 1580664), (24, 856193), (26, 790332), (39, 526888), (52, 395166), (67, 306696), (78, 263444), (104, 197583), (134, 153348), (156, 131722), (201, 102232), (268, 76674), (312, 65861), (402, 51116), (536, 38337), (804, 25558), (871, 23592), (983, 20904), (1608, 12779), (1742, 11796), (1966, 10452), (2613, 7864), (2949, 6968), (3484, 5898), (3932, 5226)]