19864338

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{6883}}^1$

素因数の和:6938

約数の個数: 32

約数和(自身を含む): 43947456

約数和(自身を除く): 24083118

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 74, 78, 111, 222, 481, 962, 1443, 2886, 6883, 13766, 20649, 41298, 89479, 178958, 254671, 268437, 509342, 536874, 764013, 1528026, 3310723, 6621446, 9932169, 19864338]

約数ペア:

[(1, 19864338), (2, 9932169), (3, 6621446), (6, 3310723), (13, 1528026), (26, 764013), (37, 536874), (39, 509342), (74, 268437), (78, 254671), (111, 178958), (222, 89479), (481, 41298), (962, 20649), (1443, 13766), (2886, 6883)]