1620922274408

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{311}}^1\times {\mathrm{1303}}^1\times {\mathrm{21739}}^1$

素因数の和:23382

約数の個数: 64

約数和(自身を含む): 3184155187200

約数和(自身を除く): 1563232912792

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 311, 622, 1244, 1303, 2488, 2606, 5212, 7153, 10424, 14306, 21739, 28612, 29969, 43478, 57224, 59938, 86956, 119876, 173912, 239752, 405233, 499997, 810466, 999994, 1620932, 1999988, 3241864, 3999976, 6760829, 9320359, 13521658, 18640718, 27043316, 28325917, 37281436, 54086632, 56651834, 74562872, 113303668, 155499067, 226607336, 310998134, 621996268, 651496091, 1243992536, 1302992182, 2605984364, 5211968728, 8809360187, 17618720374, 35237440748, 70474881496, 202615284301, 405230568602, 810461137204, 1620922274408]

約数ペア:

[(1, 1620922274408), (2, 810461137204), (4, 405230568602), (8, 202615284301), (23, 70474881496), (46, 35237440748), (92, 17618720374), (184, 8809360187), (311, 5211968728), (622, 2605984364), (1244, 1302992182), (1303, 1243992536), (2488, 651496091), (2606, 621996268), (5212, 310998134), (7153, 226607336), (10424, 155499067), (14306, 113303668), (21739, 74562872), (28612, 56651834), (29969, 54086632), (43478, 37281436), (57224, 28325917), (59938, 27043316), (86956, 18640718), (119876, 13521658), (173912, 9320359), (239752, 6760829), (405233, 3999976), (499997, 3241864), (810466, 1999988), (999994, 1620932)]