18804946854

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1\times {\mathrm{239}}^1\times {\mathrm{1367}}^1$

素因数の和:1845

約数の個数: 64

約数和(自身を含む): 38720747520

約数和(自身を除く): 19915800666

約数列:

[1, 2, 3, 6, 53, 106, 159, 181, 239, 318, 362, 478, 543, 717, 1086, 1367, 1434, 2734, 4101, 8202, 9593, 12667, 19186, 25334, 28779, 38001, 43259, 57558, 72451, 76002, 86518, 129777, 144902, 217353, 247427, 259554, 326713, 434706, 494854, 653426, 742281, 980139, 1484562, 1960278, 2292727, 4585454, 6878181, 13113631, 13756362, 17315789, 26227262, 34631578, 39340893, 51947367, 59135053, 78681786, 103894734, 118270106, 177405159, 354810318, 3134157809, 6268315618, 9402473427, 18804946854]

約数ペア:

[(1, 18804946854), (2, 9402473427), (3, 6268315618), (6, 3134157809), (53, 354810318), (106, 177405159), (159, 118270106), (181, 103894734), (239, 78681786), (318, 59135053), (362, 51947367), (478, 39340893), (543, 34631578), (717, 26227262), (1086, 17315789), (1367, 13756362), (1434, 13113631), (2734, 6878181), (4101, 4585454), (8202, 2292727), (9593, 1960278), (12667, 1484562), (19186, 980139), (25334, 742281), (28779, 653426), (38001, 494854), (43259, 434706), (57558, 326713), (72451, 259554), (76002, 247427), (86518, 217353), (129777, 144902)]