17998358

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{953}}^1$

素因数の和:1052

約数の個数: 32

約数和(自身を含む): 32970240

約数和(自身を除く): 14971882

約数列:

[1, 2, 7, 14, 19, 38, 71, 133, 142, 266, 497, 953, 994, 1349, 1906, 2698, 6671, 9443, 13342, 18107, 18886, 36214, 67663, 126749, 135326, 253498, 473641, 947282, 1285597, 2571194, 8999179, 17998358]

約数ペア:

[(1, 17998358), (2, 8999179), (7, 2571194), (14, 1285597), (19, 947282), (38, 473641), (71, 253498), (133, 135326), (142, 126749), (266, 67663), (497, 36214), (953, 18886), (994, 18107), (1349, 13342), (1906, 9443), (2698, 6671)]