39899392

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{631}}^1$

素因数の和:679

約数の個数: 72

約数和(自身を含む): 90426560

約数和(自身を除く): 50527168

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 128, 152, 208, 247, 256, 304, 416, 494, 608, 631, 832, 988, 1216, 1262, 1664, 1976, 2432, 2524, 3328, 3952, 4864, 5048, 7904, 8203, 10096, 11989, 15808, 16406, 20192, 23978, 31616, 32812, 40384, 47956, 63232, 65624, 80768, 95912, 131248, 155857, 161536, 191824, 262496, 311714, 383648, 524992, 623428, 767296, 1049984, 1246856, 1534592, 2099968, 2493712, 3069184, 4987424, 9974848, 19949696, 39899392]

約数ペア:

[(1, 39899392), (2, 19949696), (4, 9974848), (8, 4987424), (13, 3069184), (16, 2493712), (19, 2099968), (26, 1534592), (32, 1246856), (38, 1049984), (52, 767296), (64, 623428), (76, 524992), (104, 383648), (128, 311714), (152, 262496), (208, 191824), (247, 161536), (256, 155857), (304, 131248), (416, 95912), (494, 80768), (608, 65624), (631, 63232), (832, 47956), (988, 40384), (1216, 32812), (1262, 31616), (1664, 23978), (1976, 20192), (2432, 16406), (2524, 15808), (3328, 11989), (3952, 10096), (4864, 8203), (5048, 7904)]