208988891992

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{10141}}^1\times {\mathrm{135581}}^1$

素因数の和:145747

約数の個数: 32

約数和(自身を含む): 412521793200

約数和(自身を除く): 203532901208

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 10141, 20282, 40564, 81128, 135581, 192679, 271162, 385358, 542324, 770716, 1084648, 1541432, 2576039, 5152078, 10304156, 20608312, 1374926921, 2749853842, 5499707684, 10999415368, 26123611499, 52247222998, 104494445996, 208988891992]

約数ペア:

[(1, 208988891992), (2, 104494445996), (4, 52247222998), (8, 26123611499), (19, 10999415368), (38, 5499707684), (76, 2749853842), (152, 1374926921), (10141, 20608312), (20282, 10304156), (40564, 5152078), (81128, 2576039), (135581, 1541432), (192679, 1084648), (271162, 770716), (385358, 542324)]