2155121212

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{563}}^1\times {\mathrm{1373}}^1$

素因数の和:1998

約数の個数: 48

約数和(自身を含む): 4100961312

約数和(自身を除く): 1945840100

約数列:

[1, 2, 4, 17, 34, 41, 68, 82, 164, 563, 697, 1126, 1373, 1394, 2252, 2746, 2788, 5492, 9571, 19142, 23083, 23341, 38284, 46166, 46682, 56293, 92332, 93364, 112586, 225172, 392411, 772999, 784822, 956981, 1545998, 1569644, 1913962, 3091996, 3827924, 13140983, 26281966, 31692959, 52563932, 63385918, 126771836, 538780303, 1077560606, 2155121212]

約数ペア:

[(1, 2155121212), (2, 1077560606), (4, 538780303), (17, 126771836), (34, 63385918), (41, 52563932), (68, 31692959), (82, 26281966), (164, 13140983), (563, 3827924), (697, 3091996), (1126, 1913962), (1373, 1569644), (1394, 1545998), (2252, 956981), (2746, 784822), (2788, 772999), (5492, 392411), (9571, 225172), (19142, 112586), (23083, 93364), (23341, 92332), (38284, 56293), (46166, 46682)]