19705410

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{1237}}^1$

素因数の和:1312

約数の個数: 64

約数和(自身を含む): 53481600

約数和(自身を除く): 33776190

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 59, 90, 118, 135, 177, 270, 295, 354, 531, 590, 885, 1062, 1237, 1593, 1770, 2474, 2655, 3186, 3711, 5310, 6185, 7422, 7965, 11133, 12370, 15930, 18555, 22266, 33399, 37110, 55665, 66798, 72983, 111330, 145966, 166995, 218949, 333990, 364915, 437898, 656847, 729830, 1094745, 1313694, 1970541, 2189490, 3284235, 3941082, 6568470, 9852705, 19705410]

約数ペア:

[(1, 19705410), (2, 9852705), (3, 6568470), (5, 3941082), (6, 3284235), (9, 2189490), (10, 1970541), (15, 1313694), (18, 1094745), (27, 729830), (30, 656847), (45, 437898), (54, 364915), (59, 333990), (90, 218949), (118, 166995), (135, 145966), (177, 111330), (270, 72983), (295, 66798), (354, 55665), (531, 37110), (590, 33399), (885, 22266), (1062, 18555), (1237, 15930), (1593, 12370), (1770, 11133), (2474, 7965), (2655, 7422), (3186, 6185), (3711, 5310)]