1858707968

素因数分解:

$2^9\times {\mathrm{13}}^2\times {\mathrm{21481}}^1$

素因数の和:21525

約数の個数: 60

約数和(自身を含む): 4021623738

約数和(自身を除く): 2162915770

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 169, 208, 256, 338, 416, 512, 676, 832, 1352, 1664, 2704, 3328, 5408, 6656, 10816, 21481, 21632, 42962, 43264, 85924, 86528, 171848, 279253, 343696, 558506, 687392, 1117012, 1374784, 2234024, 2749568, 3630289, 4468048, 5499136, 7260578, 8936096, 10998272, 14521156, 17872192, 29042312, 35744384, 58084624, 71488768, 116169248, 142977536, 232338496, 464676992, 929353984, 1858707968]

約数ペア:

[(1, 1858707968), (2, 929353984), (4, 464676992), (8, 232338496), (13, 142977536), (16, 116169248), (26, 71488768), (32, 58084624), (52, 35744384), (64, 29042312), (104, 17872192), (128, 14521156), (169, 10998272), (208, 8936096), (256, 7260578), (338, 5499136), (416, 4468048), (512, 3630289), (676, 2749568), (832, 2234024), (1352, 1374784), (1664, 1117012), (2704, 687392), (3328, 558506), (5408, 343696), (6656, 279253), (10816, 171848), (21481, 86528), (21632, 85924), (42962, 43264)]