20783122236

素因数分解:

$2^2\times 3^{10}\times {\mathrm{87991}}^1$

素因数の和:88025

約数の個数: 66

約数和(自身を含む): 54556007912

約数和(自身を除く): 33772885676

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 2187, 2916, 4374, 6561, 8748, 13122, 19683, 26244, 39366, 59049, 78732, 87991, 118098, 175982, 236196, 263973, 351964, 527946, 791919, 1055892, 1583838, 2375757, 3167676, 4751514, 7127271, 9503028, 14254542, 21381813, 28509084, 42763626, 64145439, 85527252, 128290878, 192436317, 256581756, 384872634, 577308951, 769745268, 1154617902, 1731926853, 2309235804, 3463853706, 5195780559, 6927707412, 10391561118, 20783122236]

約数ペア:

[(1, 20783122236), (2, 10391561118), (3, 6927707412), (4, 5195780559), (6, 3463853706), (9, 2309235804), (12, 1731926853), (18, 1154617902), (27, 769745268), (36, 577308951), (54, 384872634), (81, 256581756), (108, 192436317), (162, 128290878), (243, 85527252), (324, 64145439), (486, 42763626), (729, 28509084), (972, 21381813), (1458, 14254542), (2187, 9503028), (2916, 7127271), (4374, 4751514), (6561, 3167676), (8748, 2375757), (13122, 1583838), (19683, 1055892), (26244, 791919), (39366, 527946), (59049, 351964), (78732, 263973), (87991, 236196), (118098, 175982)]