19677632

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{353}}^1$

素因数の和:445

約数の個数: 56

約数和(自身を含む): 42800016

約数和(自身を除く): 23122384

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 67, 104, 134, 208, 268, 353, 416, 536, 706, 832, 871, 1072, 1412, 1742, 2144, 2824, 3484, 4288, 4589, 5648, 6968, 9178, 11296, 13936, 18356, 22592, 23651, 27872, 36712, 47302, 55744, 73424, 94604, 146848, 189208, 293696, 307463, 378416, 614926, 756832, 1229852, 1513664, 2459704, 4919408, 9838816, 19677632]

約数ペア:

[(1, 19677632), (2, 9838816), (4, 4919408), (8, 2459704), (13, 1513664), (16, 1229852), (26, 756832), (32, 614926), (52, 378416), (64, 307463), (67, 293696), (104, 189208), (134, 146848), (208, 94604), (268, 73424), (353, 55744), (416, 47302), (536, 36712), (706, 27872), (832, 23651), (871, 22592), (1072, 18356), (1412, 13936), (1742, 11296), (2144, 9178), (2824, 6968), (3484, 5648), (4288, 4589)]