16963390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:209

約数の個数: 48

約数和(自身を含む): 33357312

約数和(自身を除く): 16393922

約数列:

[1, 2, 5, 10, 19, 37, 38, 74, 95, 127, 185, 190, 254, 361, 370, 635, 703, 722, 1270, 1406, 1805, 2413, 3515, 3610, 4699, 4826, 7030, 9398, 12065, 13357, 23495, 24130, 26714, 45847, 46990, 66785, 89281, 91694, 133570, 178562, 229235, 446405, 458470, 892810, 1696339, 3392678, 8481695, 16963390]

約数ペア:

[(1, 16963390), (2, 8481695), (5, 3392678), (10, 1696339), (19, 892810), (37, 458470), (38, 446405), (74, 229235), (95, 178562), (127, 133570), (185, 91694), (190, 89281), (254, 66785), (361, 46990), (370, 45847), (635, 26714), (703, 24130), (722, 23495), (1270, 13357), (1406, 12065), (1805, 9398), (2413, 7030), (3515, 4826), (3610, 4699)]