20805610835

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{239}}^1\times {\mathrm{4903}}^1$

素因数の和:5267

約数の個数: 32

約数和(自身を含む): 25930782720

約数和(自身を除く): 5125171885

約数列:

[1, 5, 53, 67, 239, 265, 335, 1195, 3551, 4903, 12667, 16013, 17755, 24515, 63335, 80065, 259859, 328501, 848689, 1171817, 1299295, 1642505, 4243445, 5859085, 17410553, 62106301, 78511739, 87052765, 310531505, 392558695, 4161122167, 20805610835]

約数ペア:

[(1, 20805610835), (5, 4161122167), (53, 392558695), (67, 310531505), (239, 87052765), (265, 78511739), (335, 62106301), (1195, 17410553), (3551, 5859085), (4903, 4243445), (12667, 1642505), (16013, 1299295), (17755, 1171817), (24515, 848689), (63335, 328501), (80065, 259859)]