19972458

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{5309}}^1$

素因数の和:5347

約数の個数: 48

約数和(自身を含む): 49701600

約数和(自身を除く): 29729142

約数列:

[1, 2, 3, 6, 9, 11, 18, 19, 22, 33, 38, 57, 66, 99, 114, 171, 198, 209, 342, 418, 627, 1254, 1881, 3762, 5309, 10618, 15927, 31854, 47781, 58399, 95562, 100871, 116798, 175197, 201742, 302613, 350394, 525591, 605226, 907839, 1051182, 1109581, 1815678, 2219162, 3328743, 6657486, 9986229, 19972458]

約数ペア:

[(1, 19972458), (2, 9986229), (3, 6657486), (6, 3328743), (9, 2219162), (11, 1815678), (18, 1109581), (19, 1051182), (22, 907839), (33, 605226), (38, 525591), (57, 350394), (66, 302613), (99, 201742), (114, 175197), (171, 116798), (198, 100871), (209, 95562), (342, 58399), (418, 47781), (627, 31854), (1254, 15927), (1881, 10618), (3762, 5309)]