20939940552

素因数分解:

$2^3\times 3^1\times {\mathrm{51563}}^1\times {\mathrm{16921}}^1$

素因数の和:68493

約数の個数: 32

約数和(自身を含む): 52353960480

約数和(自身を除く): 31414019928

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 16921, 33842, 50763, 51563, 67684, 101526, 103126, 135368, 154689, 203052, 206252, 309378, 406104, 412504, 618756, 1237512, 872497523, 1744995046, 2617492569, 3489990092, 5234985138, 6979980184, 10469970276, 20939940552]

約数ペア:

[(1, 20939940552), (2, 10469970276), (3, 6979980184), (4, 5234985138), (6, 3489990092), (8, 2617492569), (12, 1744995046), (24, 872497523), (16921, 1237512), (33842, 618756), (50763, 412504), (51563, 406104), (67684, 309378), (101526, 206252), (103126, 203052), (135368, 154689)]