189987194

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{619}}^1$

素因数の和:878

約数の個数: 32

約数和(自身を含む): 309355200

約数和(自身を除く): 119368006

約数列:

[1, 2, 19, 38, 41, 82, 197, 394, 619, 779, 1238, 1558, 3743, 7486, 8077, 11761, 16154, 23522, 25379, 50758, 121943, 153463, 243886, 306926, 482201, 964402, 2316917, 4633834, 4999663, 9999326, 94993597, 189987194]

約数ペア:

[(1, 189987194), (2, 94993597), (19, 9999326), (38, 4999663), (41, 4633834), (82, 2316917), (197, 964402), (394, 482201), (619, 306926), (779, 243886), (1238, 153463), (1558, 121943), (3743, 50758), (7486, 25379), (8077, 23522), (11761, 16154)]