79821964

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{11801}}^1$

素因数の和:11913

約数の個数: 24

約数和(自身を含む): 148705200

約数和(自身を除く): 68883236

約数列:

[1, 2, 4, 19, 38, 76, 89, 178, 356, 1691, 3382, 6764, 11801, 23602, 47204, 224219, 448438, 896876, 1050289, 2100578, 4201156, 19955491, 39910982, 79821964]

約数ペア:

[(1, 79821964), (2, 39910982), (4, 19955491), (19, 4201156), (38, 2100578), (76, 1050289), (89, 896876), (178, 448438), (356, 224219), (1691, 47204), (3382, 23602), (6764, 11801)]