20733894

素因数分解:

$2^1\times 3^4\times {\mathrm{131}}^1\times {\mathrm{977}}^1$

素因数の和:1122

約数の個数: 40

約数和(自身を含む): 46861848

約数和(自身を除く): 26127954

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 131, 162, 262, 393, 786, 977, 1179, 1954, 2358, 2931, 3537, 5862, 7074, 8793, 10611, 17586, 21222, 26379, 52758, 79137, 127987, 158274, 255974, 383961, 767922, 1151883, 2303766, 3455649, 6911298, 10366947, 20733894]

約数ペア:

[(1, 20733894), (2, 10366947), (3, 6911298), (6, 3455649), (9, 2303766), (18, 1151883), (27, 767922), (54, 383961), (81, 255974), (131, 158274), (162, 127987), (262, 79137), (393, 52758), (786, 26379), (977, 21222), (1179, 17586), (1954, 10611), (2358, 8793), (2931, 7074), (3537, 5862)]