19021652

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 37669632

約数和(自身を除く): 18647980

約数列:

[1, 2, 4, 13, 26, 43, 47, 52, 86, 94, 172, 181, 188, 362, 559, 611, 724, 1118, 1222, 2021, 2236, 2353, 2444, 4042, 4706, 7783, 8084, 8507, 9412, 15566, 17014, 26273, 31132, 34028, 52546, 101179, 105092, 110591, 202358, 221182, 365801, 404716, 442364, 731602, 1463204, 4755413, 9510826, 19021652]

約数ペア:

[(1, 19021652), (2, 9510826), (4, 4755413), (13, 1463204), (26, 731602), (43, 442364), (47, 404716), (52, 365801), (86, 221182), (94, 202358), (172, 110591), (181, 105092), (188, 101179), (362, 52546), (559, 34028), (611, 31132), (724, 26273), (1118, 17014), (1222, 15566), (2021, 9412), (2236, 8507), (2353, 8084), (2444, 7783), (4042, 4706)]