19596390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1381}}^1$

素因数の和:1445

約数の個数: 64

約数和(自身を含む): 52538112

約数和(自身を除く): 32941722

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 43, 55, 66, 86, 110, 129, 165, 215, 258, 330, 430, 473, 645, 946, 1290, 1381, 1419, 2365, 2762, 2838, 4143, 4730, 6905, 7095, 8286, 13810, 14190, 15191, 20715, 30382, 41430, 45573, 59383, 75955, 91146, 118766, 151910, 178149, 227865, 296915, 356298, 455730, 593830, 653213, 890745, 1306426, 1781490, 1959639, 3266065, 3919278, 6532130, 9798195, 19596390]

約数ペア:

[(1, 19596390), (2, 9798195), (3, 6532130), (5, 3919278), (6, 3266065), (10, 1959639), (11, 1781490), (15, 1306426), (22, 890745), (30, 653213), (33, 593830), (43, 455730), (55, 356298), (66, 296915), (86, 227865), (110, 178149), (129, 151910), (165, 118766), (215, 91146), (258, 75955), (330, 59383), (430, 45573), (473, 41430), (645, 30382), (946, 20715), (1290, 15191), (1381, 14190), (1419, 13810), (2365, 8286), (2762, 7095), (2838, 6905), (4143, 4730)]