218481041428

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{809}}^1\times {\mathrm{51421}}^1$

素因数の和:52348

約数の個数: 48

約数和(自身を含む): 416351592720

約数和(自身を除く): 197870551292

約数列:

[1, 2, 4, 13, 26, 52, 101, 202, 404, 809, 1313, 1618, 2626, 3236, 5252, 10517, 21034, 42068, 51421, 81709, 102842, 163418, 205684, 326836, 668473, 1062217, 1336946, 2124434, 2673892, 4248868, 5193521, 10387042, 20774084, 41599589, 67515773, 83199178, 135031546, 166398356, 270063092, 540794657, 1081589314, 2163178628, 4201558489, 8403116978, 16806233956, 54620260357, 109240520714, 218481041428]

約数ペア:

[(1, 218481041428), (2, 109240520714), (4, 54620260357), (13, 16806233956), (26, 8403116978), (52, 4201558489), (101, 2163178628), (202, 1081589314), (404, 540794657), (809, 270063092), (1313, 166398356), (1618, 135031546), (2626, 83199178), (3236, 67515773), (5252, 41599589), (10517, 20774084), (21034, 10387042), (42068, 5193521), (51421, 4248868), (81709, 2673892), (102842, 2124434), (163418, 1336946), (205684, 1062217), (326836, 668473)]