920821216

素因数分解:

$2^5\times 7^1\times {\mathrm{419}}^1\times {\mathrm{9811}}^1$

素因数の和:10247

約数の個数: 48

約数和(自身を含む): 2077004160

約数和(自身を除く): 1156182944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 419, 838, 1676, 2933, 3352, 5866, 6704, 9811, 11732, 13408, 19622, 23464, 39244, 46928, 68677, 78488, 93856, 137354, 156976, 274708, 313952, 549416, 1098832, 2197664, 4110809, 8221618, 16443236, 28775663, 32886472, 57551326, 65772944, 115102652, 131545888, 230205304, 460410608, 920821216]

約数ペア:

[(1, 920821216), (2, 460410608), (4, 230205304), (7, 131545888), (8, 115102652), (14, 65772944), (16, 57551326), (28, 32886472), (32, 28775663), (56, 16443236), (112, 8221618), (224, 4110809), (419, 2197664), (838, 1098832), (1676, 549416), (2933, 313952), (3352, 274708), (5866, 156976), (6704, 137354), (9811, 93856), (11732, 78488), (13408, 68677), (19622, 46928), (23464, 39244)]