202857908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{563}}^1$

素因数の和:1028

約数の個数: 48

約数和(自身を含む): 409328640

約数和(自身を除く): 206470732

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 431, 563, 836, 862, 1126, 1724, 2252, 4741, 6193, 8189, 9482, 10697, 12386, 16378, 18964, 21394, 24772, 32756, 42788, 90079, 117667, 180158, 235334, 242653, 360316, 470668, 485306, 970612, 2669183, 4610407, 5338366, 9220814, 10676732, 18441628, 50714477, 101428954, 202857908]

約数ペア:

[(1, 202857908), (2, 101428954), (4, 50714477), (11, 18441628), (19, 10676732), (22, 9220814), (38, 5338366), (44, 4610407), (76, 2669183), (209, 970612), (418, 485306), (431, 470668), (563, 360316), (836, 242653), (862, 235334), (1126, 180158), (1724, 117667), (2252, 90079), (4741, 42788), (6193, 32756), (8189, 24772), (9482, 21394), (10697, 18964), (12386, 16378)]