20449704

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1091}}^1$

素因数の和:1182

約数の個数: 64

約数和(自身を含む): 56609280

約数和(自身を除く): 36159576

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 71, 88, 132, 142, 213, 264, 284, 426, 568, 781, 852, 1091, 1562, 1704, 2182, 2343, 3124, 3273, 4364, 4686, 6248, 6546, 8728, 9372, 12001, 13092, 18744, 24002, 26184, 36003, 48004, 72006, 77461, 96008, 144012, 154922, 232383, 288024, 309844, 464766, 619688, 852071, 929532, 1704142, 1859064, 2556213, 3408284, 5112426, 6816568, 10224852, 20449704]

約数ペア:

[(1, 20449704), (2, 10224852), (3, 6816568), (4, 5112426), (6, 3408284), (8, 2556213), (11, 1859064), (12, 1704142), (22, 929532), (24, 852071), (33, 619688), (44, 464766), (66, 309844), (71, 288024), (88, 232383), (132, 154922), (142, 144012), (213, 96008), (264, 77461), (284, 72006), (426, 48004), (568, 36003), (781, 26184), (852, 24002), (1091, 18744), (1562, 13092), (1704, 12001), (2182, 9372), (2343, 8728), (3124, 6546), (3273, 6248), (4364, 4686)]