17939116

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{271}}^1$

素因数の和:374

約数の個数: 48

約数和(自身を含む): 36252160

約数和(自身を除く): 18313044

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 67, 76, 134, 247, 268, 271, 494, 542, 871, 988, 1084, 1273, 1742, 2546, 3484, 3523, 5092, 5149, 7046, 10298, 14092, 16549, 18157, 20596, 33098, 36314, 66196, 66937, 72628, 133874, 236041, 267748, 344983, 472082, 689966, 944164, 1379932, 4484779, 8969558, 17939116]

約数ペア:

[(1, 17939116), (2, 8969558), (4, 4484779), (13, 1379932), (19, 944164), (26, 689966), (38, 472082), (52, 344983), (67, 267748), (76, 236041), (134, 133874), (247, 72628), (268, 66937), (271, 66196), (494, 36314), (542, 33098), (871, 20596), (988, 18157), (1084, 16549), (1273, 14092), (1742, 10298), (2546, 7046), (3484, 5149), (3523, 5092)]