17927868

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:319

約数の個数: 96

約数和(自身を含む): 51609600

約数和(自身を除く): 33681732

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 47, 57, 76, 84, 94, 114, 133, 141, 188, 228, 239, 266, 282, 329, 399, 478, 532, 564, 658, 717, 798, 893, 956, 987, 1316, 1434, 1596, 1673, 1786, 1974, 2679, 2868, 3346, 3572, 3948, 4541, 5019, 5358, 6251, 6692, 9082, 10038, 10716, 11233, 12502, 13623, 18164, 18753, 20076, 22466, 25004, 27246, 31787, 33699, 37506, 44932, 54492, 63574, 67398, 75012, 78631, 95361, 127148, 134796, 157262, 190722, 213427, 235893, 314524, 381444, 426854, 471786, 640281, 853708, 943572, 1280562, 1493989, 2561124, 2987978, 4481967, 5975956, 8963934, 17927868]

約数ペア:

[(1, 17927868), (2, 8963934), (3, 5975956), (4, 4481967), (6, 2987978), (7, 2561124), (12, 1493989), (14, 1280562), (19, 943572), (21, 853708), (28, 640281), (38, 471786), (42, 426854), (47, 381444), (57, 314524), (76, 235893), (84, 213427), (94, 190722), (114, 157262), (133, 134796), (141, 127148), (188, 95361), (228, 78631), (239, 75012), (266, 67398), (282, 63574), (329, 54492), (399, 44932), (478, 37506), (532, 33699), (564, 31787), (658, 27246), (717, 25004), (798, 22466), (893, 20076), (956, 18753), (987, 18164), (1316, 13623), (1434, 12502), (1596, 11233), (1673, 10716), (1786, 10038), (1974, 9082), (2679, 6692), (2868, 6251), (3346, 5358), (3572, 5019), (3948, 4541)]