20161665588

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{487}}^1\times {\mathrm{2459}}^1$

素因数の和:3037

約数の個数: 96

約数和(自身を含む): 50016798720

約数和(自身を除く): 29855133132

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 61, 69, 92, 122, 138, 183, 244, 276, 366, 487, 732, 974, 1403, 1461, 1948, 2459, 2806, 2922, 4209, 4918, 5612, 5844, 7377, 8418, 9836, 11201, 14754, 16836, 22402, 29508, 29707, 33603, 44804, 56557, 59414, 67206, 89121, 113114, 118828, 134412, 149999, 169671, 178242, 226228, 299998, 339342, 356484, 449997, 599996, 678684, 683261, 899994, 1197533, 1366522, 1799988, 2049783, 2395066, 2733044, 3449977, 3592599, 4099566, 4790132, 6899954, 7185198, 8199132, 10349931, 13799908, 14370396, 20699862, 27543259, 41399724, 55086518, 73049513, 82629777, 110173036, 146099026, 165259554, 219148539, 292198052, 330519108, 438297078, 876594156, 1680138799, 3360277598, 5040416397, 6720555196, 10080832794, 20161665588]

約数ペア:

[(1, 20161665588), (2, 10080832794), (3, 6720555196), (4, 5040416397), (6, 3360277598), (12, 1680138799), (23, 876594156), (46, 438297078), (61, 330519108), (69, 292198052), (92, 219148539), (122, 165259554), (138, 146099026), (183, 110173036), (244, 82629777), (276, 73049513), (366, 55086518), (487, 41399724), (732, 27543259), (974, 20699862), (1403, 14370396), (1461, 13799908), (1948, 10349931), (2459, 8199132), (2806, 7185198), (2922, 6899954), (4209, 4790132), (4918, 4099566), (5612, 3592599), (5844, 3449977), (7377, 2733044), (8418, 2395066), (9836, 2049783), (11201, 1799988), (14754, 1366522), (16836, 1197533), (22402, 899994), (29508, 683261), (29707, 678684), (33603, 599996), (44804, 449997), (56557, 356484), (59414, 339342), (67206, 299998), (89121, 226228), (113114, 178242), (118828, 169671), (134412, 149999)]