238445896

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{120671}}^1$

素因数の和:120709

約数の個数: 32

約数和(自身を含む): 506822400

約数和(自身を除く): 268376504

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 120671, 241342, 482684, 965368, 1568723, 2292749, 3137446, 4585498, 6274892, 9170996, 12549784, 18341992, 29805737, 59611474, 119222948, 238445896]

約数ペア:

[(1, 238445896), (2, 119222948), (4, 59611474), (8, 29805737), (13, 18341992), (19, 12549784), (26, 9170996), (38, 6274892), (52, 4585498), (76, 3137446), (104, 2292749), (152, 1568723), (247, 965368), (494, 482684), (988, 241342), (1976, 120671)]