19164516

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{337}}^1\times {\mathrm{677}}^1$

素因数の和:1028

約数の個数: 48

約数和(自身を含む): 51332736

約数和(自身を除く): 32168220

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 337, 674, 677, 1011, 1348, 1354, 2022, 2031, 2359, 2708, 4044, 4062, 4718, 4739, 7077, 8124, 9436, 9478, 14154, 14217, 18956, 28308, 28434, 56868, 228149, 456298, 684447, 912596, 1368894, 1597043, 2737788, 3194086, 4791129, 6388172, 9582258, 19164516]

約数ペア:

[(1, 19164516), (2, 9582258), (3, 6388172), (4, 4791129), (6, 3194086), (7, 2737788), (12, 1597043), (14, 1368894), (21, 912596), (28, 684447), (42, 456298), (84, 228149), (337, 56868), (674, 28434), (677, 28308), (1011, 18956), (1348, 14217), (1354, 14154), (2022, 9478), (2031, 9436), (2359, 8124), (2708, 7077), (4044, 4739), (4062, 4718)]