28969072

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{8663}}^1$

素因数の和:8701

約数の個数: 40

約数和(自身を含む): 64460160

約数和(自身を除く): 35491088

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 209, 304, 418, 836, 1672, 3344, 8663, 17326, 34652, 69304, 95293, 138608, 164597, 190586, 329194, 381172, 658388, 762344, 1316776, 1524688, 1810567, 2633552, 3621134, 7242268, 14484536, 28969072]

約数ペア:

[(1, 28969072), (2, 14484536), (4, 7242268), (8, 3621134), (11, 2633552), (16, 1810567), (19, 1524688), (22, 1316776), (38, 762344), (44, 658388), (76, 381172), (88, 329194), (152, 190586), (176, 164597), (209, 138608), (304, 95293), (418, 69304), (836, 34652), (1672, 17326), (3344, 8663)]