20164066558

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{509}}^1\times {\mathrm{16249}}^1$

素因数の和:16836

約数の個数: 32

約数和(自身を含む): 32221800000

約数和(自身を除く): 12057733442

約数列:

[1, 2, 23, 46, 53, 106, 509, 1018, 1219, 2438, 11707, 16249, 23414, 26977, 32498, 53954, 373727, 620471, 747454, 861197, 1240942, 1722394, 8270741, 16541482, 19807531, 39615062, 190227043, 380454086, 438349273, 876698546, 10082033279, 20164066558]

約数ペア:

[(1, 20164066558), (2, 10082033279), (23, 876698546), (46, 438349273), (53, 380454086), (106, 190227043), (509, 39615062), (1018, 19807531), (1219, 16541482), (2438, 8270741), (11707, 1722394), (16249, 1240942), (23414, 861197), (26977, 747454), (32498, 620471), (53954, 373727)]