18513068

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:159

約数の個数: 96

約数和(自身を含む): 43545600

約数和(自身を除く): 25032532

約数列:

[1, 2, 4, 7, 14, 17, 19, 23, 28, 34, 38, 46, 68, 76, 89, 92, 119, 133, 161, 178, 238, 266, 322, 323, 356, 391, 437, 476, 532, 623, 644, 646, 782, 874, 1246, 1292, 1513, 1564, 1691, 1748, 2047, 2261, 2492, 2737, 3026, 3059, 3382, 4094, 4522, 5474, 6052, 6118, 6764, 7429, 8188, 9044, 10591, 10948, 11837, 12236, 14329, 14858, 21182, 23674, 28658, 28747, 29716, 34799, 38893, 42364, 47348, 52003, 57316, 57494, 69598, 77786, 104006, 114988, 139196, 155572, 201229, 208012, 243593, 272251, 402458, 487186, 544502, 661181, 804916, 974372, 1089004, 1322362, 2644724, 4628267, 9256534, 18513068]

約数ペア:

[(1, 18513068), (2, 9256534), (4, 4628267), (7, 2644724), (14, 1322362), (17, 1089004), (19, 974372), (23, 804916), (28, 661181), (34, 544502), (38, 487186), (46, 402458), (68, 272251), (76, 243593), (89, 208012), (92, 201229), (119, 155572), (133, 139196), (161, 114988), (178, 104006), (238, 77786), (266, 69598), (322, 57494), (323, 57316), (356, 52003), (391, 47348), (437, 42364), (476, 38893), (532, 34799), (623, 29716), (644, 28747), (646, 28658), (782, 23674), (874, 21182), (1246, 14858), (1292, 14329), (1513, 12236), (1564, 11837), (1691, 10948), (1748, 10591), (2047, 9044), (2261, 8188), (2492, 7429), (2737, 6764), (3026, 6118), (3059, 6052), (3382, 5474), (4094, 4522)]