20110950921

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{163}}^1\times {\mathrm{271}}^1$

素因数の和:646

約数の個数: 64

約数和(自身を含む): 29291397120

約数和(自身を除く): 9180446199

約数列:

[1, 3, 17, 51, 79, 113, 163, 237, 271, 339, 489, 813, 1343, 1921, 2771, 4029, 4607, 5763, 8313, 8927, 12877, 13821, 18419, 21409, 26781, 30623, 38631, 44173, 55257, 64227, 91869, 132519, 151759, 218909, 313123, 363953, 455277, 520591, 656727, 750941, 939369, 1091859, 1455101, 1561773, 2252823, 2419217, 3489667, 4365303, 4991549, 7257651, 10469001, 14974647, 24736717, 41126689, 59324339, 74210151, 84856333, 123380067, 177973017, 254568999, 394332371, 1182997113, 6703650307, 20110950921]

約数ペア:

[(1, 20110950921), (3, 6703650307), (17, 1182997113), (51, 394332371), (79, 254568999), (113, 177973017), (163, 123380067), (237, 84856333), (271, 74210151), (339, 59324339), (489, 41126689), (813, 24736717), (1343, 14974647), (1921, 10469001), (2771, 7257651), (4029, 4991549), (4607, 4365303), (5763, 3489667), (8313, 2419217), (8927, 2252823), (12877, 1561773), (13821, 1455101), (18419, 1091859), (21409, 939369), (26781, 750941), (30623, 656727), (38631, 520591), (44173, 455277), (55257, 363953), (64227, 313123), (91869, 218909), (132519, 151759)]