20748656638

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1993}}^1\times {\mathrm{13313}}^1$

素因数の和:15348

約数の個数: 32

約数和(自身を含む): 34406358336

約数和(自身を除く): 13657701698

約数列:

[1, 2, 17, 23, 34, 46, 391, 782, 1993, 3986, 13313, 26626, 33881, 45839, 67762, 91678, 226321, 306199, 452642, 612398, 779263, 1558526, 5205383, 10410766, 26532809, 53065618, 451057753, 610254607, 902115506, 1220509214, 10374328319, 20748656638]

約数ペア:

[(1, 20748656638), (2, 10374328319), (17, 1220509214), (23, 902115506), (34, 610254607), (46, 451057753), (391, 53065618), (782, 26532809), (1993, 10410766), (3986, 5205383), (13313, 1558526), (26626, 779263), (33881, 612398), (45839, 452642), (67762, 306199), (91678, 226321)]