17886856

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1$

素因数の和:254

約数の個数: 64

約数和(自身を含む): 39070080

約数和(自身を除く): 21183224

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 67, 68, 104, 134, 136, 151, 221, 268, 302, 442, 536, 604, 871, 884, 1139, 1208, 1742, 1768, 1963, 2278, 2567, 3484, 3926, 4556, 5134, 6968, 7852, 9112, 10117, 10268, 14807, 15704, 20234, 20536, 29614, 33371, 40468, 59228, 66742, 80936, 118456, 131521, 133484, 171989, 263042, 266968, 343978, 526084, 687956, 1052168, 1375912, 2235857, 4471714, 8943428, 17886856]

約数ペア:

[(1, 17886856), (2, 8943428), (4, 4471714), (8, 2235857), (13, 1375912), (17, 1052168), (26, 687956), (34, 526084), (52, 343978), (67, 266968), (68, 263042), (104, 171989), (134, 133484), (136, 131521), (151, 118456), (221, 80936), (268, 66742), (302, 59228), (442, 40468), (536, 33371), (604, 29614), (871, 20536), (884, 20234), (1139, 15704), (1208, 14807), (1742, 10268), (1768, 10117), (1963, 9112), (2278, 7852), (2567, 6968), (3484, 5134), (3926, 4556)]