19500618

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{179}}^1\times {\mathrm{271}}^1$

素因数の和:522

約数の個数: 32

約数和(自身を含む): 39951360

約数和(自身を除く): 20450742

約数列:

[1, 2, 3, 6, 67, 134, 179, 201, 271, 358, 402, 537, 542, 813, 1074, 1626, 11993, 18157, 23986, 35979, 36314, 48509, 54471, 71958, 97018, 108942, 145527, 291054, 3250103, 6500206, 9750309, 19500618]

約数ペア:

[(1, 19500618), (2, 9750309), (3, 6500206), (6, 3250103), (67, 291054), (134, 145527), (179, 108942), (201, 97018), (271, 71958), (358, 54471), (402, 48509), (537, 36314), (542, 35979), (813, 23986), (1074, 18157), (1626, 11993)]