20993832

素因数分解:

$2^3\times 3^2\times {\mathrm{151}}^1\times {\mathrm{1931}}^1$

素因数の和:2094

約数の個数: 48

約数和(自身を含む): 57264480

約数和(自身を除く): 36270648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 151, 302, 453, 604, 906, 1208, 1359, 1812, 1931, 2718, 3624, 3862, 5436, 5793, 7724, 10872, 11586, 15448, 17379, 23172, 34758, 46344, 69516, 139032, 291581, 583162, 874743, 1166324, 1749486, 2332648, 2624229, 3498972, 5248458, 6997944, 10496916, 20993832]

約数ペア:

[(1, 20993832), (2, 10496916), (3, 6997944), (4, 5248458), (6, 3498972), (8, 2624229), (9, 2332648), (12, 1749486), (18, 1166324), (24, 874743), (36, 583162), (72, 291581), (151, 139032), (302, 69516), (453, 46344), (604, 34758), (906, 23172), (1208, 17379), (1359, 15448), (1812, 11586), (1931, 10872), (2718, 7724), (3624, 5793), (3862, 5436)]