206590648

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{787}}^1$

素因数の和:980

約数の個数: 64

約数和(自身を含む): 448214400

約数和(自身を除く): 241623752

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 157, 209, 314, 418, 628, 787, 836, 1256, 1574, 1672, 1727, 2983, 3148, 3454, 5966, 6296, 6908, 8657, 11932, 13816, 14953, 17314, 23864, 29906, 32813, 34628, 59812, 65626, 69256, 119624, 123559, 131252, 164483, 247118, 262504, 328966, 494236, 657932, 988472, 1315864, 1359149, 2347621, 2718298, 4695242, 5436596, 9390484, 10873192, 18780968, 25823831, 51647662, 103295324, 206590648]

約数ペア:

[(1, 206590648), (2, 103295324), (4, 51647662), (8, 25823831), (11, 18780968), (19, 10873192), (22, 9390484), (38, 5436596), (44, 4695242), (76, 2718298), (88, 2347621), (152, 1359149), (157, 1315864), (209, 988472), (314, 657932), (418, 494236), (628, 328966), (787, 262504), (836, 247118), (1256, 164483), (1574, 131252), (1672, 123559), (1727, 119624), (2983, 69256), (3148, 65626), (3454, 59812), (5966, 34628), (6296, 32813), (6908, 29906), (8657, 23864), (11932, 17314), (13816, 14953)]