20161203272

素因数分解:

$2^3\times 7^2\times {\mathrm{643}}^1\times {\mathrm{79987}}^1$

素因数の和:80650

約数の個数: 48

約数和(自身を含む): 44042992560

約数和(自身を除く): 23881789288

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 643, 1286, 2572, 4501, 5144, 9002, 18004, 31507, 36008, 63014, 79987, 126028, 159974, 252056, 319948, 559909, 639896, 1119818, 2239636, 3919363, 4479272, 7838726, 15677452, 31354904, 51431641, 102863282, 205726564, 360021487, 411453128, 720042974, 1440085948, 2520150409, 2880171896, 5040300818, 10080601636, 20161203272]

約数ペア:

[(1, 20161203272), (2, 10080601636), (4, 5040300818), (7, 2880171896), (8, 2520150409), (14, 1440085948), (28, 720042974), (49, 411453128), (56, 360021487), (98, 205726564), (196, 102863282), (392, 51431641), (643, 31354904), (1286, 15677452), (2572, 7838726), (4501, 4479272), (5144, 3919363), (9002, 2239636), (18004, 1119818), (31507, 639896), (36008, 559909), (63014, 319948), (79987, 252056), (126028, 159974)]