157642012

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{1867}}^1$

素因数の和:2002

約数の個数: 48

約数和(自身を含む): 320100480

約数和(自身を除く): 162458468

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 101, 202, 209, 404, 418, 836, 1111, 1867, 1919, 2222, 3734, 3838, 4444, 7468, 7676, 20537, 21109, 35473, 41074, 42218, 70946, 82148, 84436, 141892, 188567, 377134, 390203, 754268, 780406, 1560812, 2074237, 3582773, 4148474, 7165546, 8296948, 14331092, 39410503, 78821006, 157642012]

約数ペア:

[(1, 157642012), (2, 78821006), (4, 39410503), (11, 14331092), (19, 8296948), (22, 7165546), (38, 4148474), (44, 3582773), (76, 2074237), (101, 1560812), (202, 780406), (209, 754268), (404, 390203), (418, 377134), (836, 188567), (1111, 141892), (1867, 84436), (1919, 82148), (2222, 70946), (3734, 42218), (3838, 41074), (4444, 35473), (7468, 21109), (7676, 20537)]