1963031538

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{19801}}^1$

素因数の和:19891

約数の個数: 64

約数和(自身を含む): 4471133184

約数和(自身を除く): 2508101646

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 41, 62, 78, 82, 93, 123, 186, 246, 403, 533, 806, 1066, 1209, 1271, 1599, 2418, 2542, 3198, 3813, 7626, 16523, 19801, 33046, 39602, 49569, 59403, 99138, 118806, 257413, 514826, 613831, 772239, 811841, 1227662, 1544478, 1623682, 1841493, 2435523, 3682986, 4871046, 7979803, 10553933, 15959606, 21107866, 23939409, 25167071, 31661799, 47878818, 50334142, 63323598, 75501213, 151002426, 327171923, 654343846, 981515769, 1963031538]

約数ペア:

[(1, 1963031538), (2, 981515769), (3, 654343846), (6, 327171923), (13, 151002426), (26, 75501213), (31, 63323598), (39, 50334142), (41, 47878818), (62, 31661799), (78, 25167071), (82, 23939409), (93, 21107866), (123, 15959606), (186, 10553933), (246, 7979803), (403, 4871046), (533, 3682986), (806, 2435523), (1066, 1841493), (1209, 1623682), (1271, 1544478), (1599, 1227662), (2418, 811841), (2542, 772239), (3198, 613831), (3813, 514826), (7626, 257413), (16523, 118806), (19801, 99138), (33046, 59403), (39602, 49569)]