20929568

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1607}}^1$

素因数の和:1665

約数の個数: 48

約数和(自身を含む): 46194624

約数和(自身を除く): 25265056

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 37, 44, 74, 88, 148, 176, 296, 352, 407, 592, 814, 1184, 1607, 1628, 3214, 3256, 6428, 6512, 12856, 13024, 17677, 25712, 35354, 51424, 59459, 70708, 118918, 141416, 237836, 282832, 475672, 565664, 654049, 951344, 1308098, 1902688, 2616196, 5232392, 10464784, 20929568]

約数ペア:

[(1, 20929568), (2, 10464784), (4, 5232392), (8, 2616196), (11, 1902688), (16, 1308098), (22, 951344), (32, 654049), (37, 565664), (44, 475672), (74, 282832), (88, 237836), (148, 141416), (176, 118918), (296, 70708), (352, 59459), (407, 51424), (592, 35354), (814, 25712), (1184, 17677), (1607, 13024), (1628, 12856), (3214, 6512), (3256, 6428)]