19826378

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{383}}^1$

素因数の和:590

約数の個数: 32

約数和(自身を含む): 35223552

約数和(自身を除く): 15397174

約数列:

[1, 2, 11, 13, 22, 26, 143, 181, 286, 362, 383, 766, 1991, 2353, 3982, 4213, 4706, 4979, 8426, 9958, 25883, 51766, 54769, 69323, 109538, 138646, 762553, 901199, 1525106, 1802398, 9913189, 19826378]

約数ペア:

[(1, 19826378), (2, 9913189), (11, 1802398), (13, 1525106), (22, 901199), (26, 762553), (143, 138646), (181, 109538), (286, 69323), (362, 54769), (383, 51766), (766, 25883), (1991, 9958), (2353, 8426), (3982, 4979), (4213, 4706)]