20902608

素因数分解:

$2^4\times 3^2\times {\mathrm{379}}^1\times {\mathrm{383}}^1$

素因数の和:776

約数の個数: 60

約数和(自身を含む): 58805760

約数和(自身を除く): 37903152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 379, 383, 758, 766, 1137, 1149, 1516, 1532, 2274, 2298, 3032, 3064, 3411, 3447, 4548, 4596, 6064, 6128, 6822, 6894, 9096, 9192, 13644, 13788, 18192, 18384, 27288, 27576, 54576, 55152, 145157, 290314, 435471, 580628, 870942, 1161256, 1306413, 1741884, 2322512, 2612826, 3483768, 5225652, 6967536, 10451304, 20902608]

約数ペア:

[(1, 20902608), (2, 10451304), (3, 6967536), (4, 5225652), (6, 3483768), (8, 2612826), (9, 2322512), (12, 1741884), (16, 1306413), (18, 1161256), (24, 870942), (36, 580628), (48, 435471), (72, 290314), (144, 145157), (379, 55152), (383, 54576), (758, 27576), (766, 27288), (1137, 18384), (1149, 18192), (1516, 13788), (1532, 13644), (2274, 9192), (2298, 9096), (3032, 6894), (3064, 6822), (3411, 6128), (3447, 6064), (4548, 4596)]