20935194

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{269}}^1$

素因数の和:407

約数の個数: 64

約数和(自身を含む): 51321600

約数和(自身を除く): 30386406

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 109, 119, 218, 238, 269, 327, 357, 538, 654, 714, 763, 807, 1526, 1614, 1853, 1883, 2289, 3706, 3766, 4573, 4578, 5559, 5649, 9146, 11118, 11298, 12971, 13719, 25942, 27438, 29321, 32011, 38913, 58642, 64022, 77826, 87963, 96033, 175926, 192066, 205247, 410494, 498457, 615741, 996914, 1231482, 1495371, 2990742, 3489199, 6978398, 10467597, 20935194]

約数ペア:

[(1, 20935194), (2, 10467597), (3, 6978398), (6, 3489199), (7, 2990742), (14, 1495371), (17, 1231482), (21, 996914), (34, 615741), (42, 498457), (51, 410494), (102, 205247), (109, 192066), (119, 175926), (218, 96033), (238, 87963), (269, 77826), (327, 64022), (357, 58642), (538, 38913), (654, 32011), (714, 29321), (763, 27438), (807, 25942), (1526, 13719), (1614, 12971), (1853, 11298), (1883, 11118), (2289, 9146), (3706, 5649), (3766, 5559), (4573, 4578)]