338892892

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{20177}}^1$

素因数の和:20230

約数の個数: 48

約数和(自身を含む): 711879840

約数和(自身を除く): 372986948

約数列:

[1, 2, 4, 13, 17, 19, 26, 34, 38, 52, 68, 76, 221, 247, 323, 442, 494, 646, 884, 988, 1292, 4199, 8398, 16796, 20177, 40354, 80708, 262301, 343009, 383363, 524602, 686018, 766726, 1049204, 1372036, 1533452, 4459117, 4983719, 6517171, 8918234, 9967438, 13034342, 17836468, 19934876, 26068684, 84723223, 169446446, 338892892]

約数ペア:

[(1, 338892892), (2, 169446446), (4, 84723223), (13, 26068684), (17, 19934876), (19, 17836468), (26, 13034342), (34, 9967438), (38, 8918234), (52, 6517171), (68, 4983719), (76, 4459117), (221, 1533452), (247, 1372036), (323, 1049204), (442, 766726), (494, 686018), (646, 524602), (884, 383363), (988, 343009), (1292, 262301), (4199, 80708), (8398, 40354), (16796, 20177)]