20115616

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{181}}^1$

素因数の和:365

約数の個数: 48

約数和(自身を含む): 41827968

約数和(自身を除く): 21712352

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 92, 151, 181, 184, 302, 362, 368, 604, 724, 736, 1208, 1448, 2416, 2896, 3473, 4163, 4832, 5792, 6946, 8326, 13892, 16652, 27331, 27784, 33304, 54662, 55568, 66608, 109324, 111136, 133216, 218648, 437296, 628613, 874592, 1257226, 2514452, 5028904, 10057808, 20115616]

約数ペア:

[(1, 20115616), (2, 10057808), (4, 5028904), (8, 2514452), (16, 1257226), (23, 874592), (32, 628613), (46, 437296), (92, 218648), (151, 133216), (181, 111136), (184, 109324), (302, 66608), (362, 55568), (368, 54662), (604, 33304), (724, 27784), (736, 27331), (1208, 16652), (1448, 13892), (2416, 8326), (2896, 6946), (3473, 5792), (4163, 4832)]