31698992

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{617}}^1$

素因数の和:670

約数の個数: 60

約数和(自身を含む): 70118280

約数和(自身を除く): 38419288

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 169, 208, 247, 304, 338, 494, 617, 676, 988, 1234, 1352, 1976, 2468, 2704, 3211, 3952, 4936, 6422, 8021, 9872, 11723, 12844, 16042, 23446, 25688, 32084, 46892, 51376, 64168, 93784, 104273, 128336, 152399, 187568, 208546, 304798, 417092, 609596, 834184, 1219192, 1668368, 1981187, 2438384, 3962374, 7924748, 15849496, 31698992]

約数ペア:

[(1, 31698992), (2, 15849496), (4, 7924748), (8, 3962374), (13, 2438384), (16, 1981187), (19, 1668368), (26, 1219192), (38, 834184), (52, 609596), (76, 417092), (104, 304798), (152, 208546), (169, 187568), (208, 152399), (247, 128336), (304, 104273), (338, 93784), (494, 64168), (617, 51376), (676, 46892), (988, 32084), (1234, 25688), (1352, 23446), (1976, 16042), (2468, 12844), (2704, 11723), (3211, 9872), (3952, 8021), (4936, 6422)]