38681872

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{181}}^1$

素因数の和:264

約数の個数: 60

約数和(自身を含む): 81684876

約数和(自身を除く): 43003004

約数列:

[1, 2, 4, 8, 16, 19, 37, 38, 74, 76, 148, 152, 181, 296, 304, 361, 362, 592, 703, 722, 724, 1406, 1444, 1448, 2812, 2888, 2896, 3439, 5624, 5776, 6697, 6878, 11248, 13357, 13394, 13756, 26714, 26788, 27512, 53428, 53576, 55024, 65341, 106856, 107152, 127243, 130682, 213712, 254486, 261364, 508972, 522728, 1017944, 1045456, 2035888, 2417617, 4835234, 9670468, 19340936, 38681872]

約数ペア:

[(1, 38681872), (2, 19340936), (4, 9670468), (8, 4835234), (16, 2417617), (19, 2035888), (37, 1045456), (38, 1017944), (74, 522728), (76, 508972), (148, 261364), (152, 254486), (181, 213712), (296, 130682), (304, 127243), (361, 107152), (362, 106856), (592, 65341), (703, 55024), (722, 53576), (724, 53428), (1406, 27512), (1444, 26788), (1448, 26714), (2812, 13756), (2888, 13394), (2896, 13357), (3439, 11248), (5624, 6878), (5776, 6697)]