20180967198

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1321}}^1\times {\mathrm{6863}}^1$

素因数の和:8249

約数の個数: 64

約数和(自身を含む): 47040694272

約数和(自身を除く): 26859727074

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 106, 159, 318, 371, 742, 1113, 1321, 2226, 2642, 3963, 6863, 7926, 9247, 13726, 18494, 20589, 27741, 41178, 48041, 55482, 70013, 96082, 140026, 144123, 210039, 288246, 363739, 420078, 490091, 727478, 980182, 1091217, 1470273, 2182434, 2546173, 2940546, 5092346, 7638519, 9066023, 15277038, 18132046, 27198069, 54396138, 63462161, 126924322, 190386483, 380772966, 480499219, 960998438, 1441497657, 2882995314, 3363494533, 6726989066, 10090483599, 20180967198]

約数ペア:

[(1, 20180967198), (2, 10090483599), (3, 6726989066), (6, 3363494533), (7, 2882995314), (14, 1441497657), (21, 960998438), (42, 480499219), (53, 380772966), (106, 190386483), (159, 126924322), (318, 63462161), (371, 54396138), (742, 27198069), (1113, 18132046), (1321, 15277038), (2226, 9066023), (2642, 7638519), (3963, 5092346), (6863, 2940546), (7926, 2546173), (9247, 2182434), (13726, 1470273), (18494, 1091217), (20589, 980182), (27741, 727478), (41178, 490091), (48041, 420078), (55482, 363739), (70013, 288246), (96082, 210039), (140026, 144123)]