19458268

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{4691}}^1$

素因数の和:4773

約数の個数: 24

約数和(自身を含む): 36653904

約数和(自身を除く): 17195636

約数列:

[1, 2, 4, 17, 34, 61, 68, 122, 244, 1037, 2074, 4148, 4691, 9382, 18764, 79747, 159494, 286151, 318988, 572302, 1144604, 4864567, 9729134, 19458268]

約数ペア:

[(1, 19458268), (2, 9729134), (4, 4864567), (17, 1144604), (34, 572302), (61, 318988), (68, 286151), (122, 159494), (244, 79747), (1037, 18764), (2074, 9382), (4148, 4691)]