19921297152

素因数分解:

$2^8\times 3^1\times {\mathrm{409}}^1\times {\mathrm{63421}}^1$

素因数の和:63849

約数の個数: 72

約数和(自身を含む): 53150172880

約数和(自身を除く): 33228875728

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 409, 768, 818, 1227, 1636, 2454, 3272, 4908, 6544, 9816, 13088, 19632, 26176, 39264, 52352, 63421, 78528, 104704, 126842, 157056, 190263, 253684, 314112, 380526, 507368, 761052, 1014736, 1522104, 2029472, 3044208, 4058944, 6088416, 8117888, 12176832, 16235776, 24353664, 25939189, 48707328, 51878378, 77817567, 103756756, 155635134, 207513512, 311270268, 415027024, 622540536, 830054048, 1245081072, 1660108096, 2490162144, 3320216192, 4980324288, 6640432384, 9960648576, 19921297152]

約数ペア:

[(1, 19921297152), (2, 9960648576), (3, 6640432384), (4, 4980324288), (6, 3320216192), (8, 2490162144), (12, 1660108096), (16, 1245081072), (24, 830054048), (32, 622540536), (48, 415027024), (64, 311270268), (96, 207513512), (128, 155635134), (192, 103756756), (256, 77817567), (384, 51878378), (409, 48707328), (768, 25939189), (818, 24353664), (1227, 16235776), (1636, 12176832), (2454, 8117888), (3272, 6088416), (4908, 4058944), (6544, 3044208), (9816, 2029472), (13088, 1522104), (19632, 1014736), (26176, 761052), (39264, 507368), (52352, 380526), (63421, 314112), (78528, 253684), (104704, 190263), (126842, 157056)]