20173285428

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{239}}^1\times {\mathrm{4111}}^1$

素因数の和:4445

約数の個数: 96

約数和(自身を含む): 49738752000

約数和(自身を除く): 29565466572

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 59, 87, 116, 118, 174, 177, 236, 239, 348, 354, 478, 708, 717, 956, 1434, 1711, 2868, 3422, 4111, 5133, 6844, 6931, 8222, 10266, 12333, 13862, 14101, 16444, 20532, 20793, 24666, 27724, 28202, 41586, 42303, 49332, 56404, 83172, 84606, 119219, 169212, 238438, 242549, 357657, 408929, 476876, 485098, 715314, 727647, 817858, 970196, 982529, 1226787, 1430628, 1455294, 1635716, 1965058, 2453574, 2910588, 2947587, 3930116, 4907148, 5895174, 7033921, 11790348, 14067842, 21101763, 28135684, 28493341, 42203526, 56986682, 57969211, 84407052, 85480023, 113973364, 115938422, 170960046, 173907633, 231876844, 341920092, 347815266, 695630532, 1681107119, 3362214238, 5043321357, 6724428476, 10086642714, 20173285428]

約数ペア:

[(1, 20173285428), (2, 10086642714), (3, 6724428476), (4, 5043321357), (6, 3362214238), (12, 1681107119), (29, 695630532), (58, 347815266), (59, 341920092), (87, 231876844), (116, 173907633), (118, 170960046), (174, 115938422), (177, 113973364), (236, 85480023), (239, 84407052), (348, 57969211), (354, 56986682), (478, 42203526), (708, 28493341), (717, 28135684), (956, 21101763), (1434, 14067842), (1711, 11790348), (2868, 7033921), (3422, 5895174), (4111, 4907148), (5133, 3930116), (6844, 2947587), (6931, 2910588), (8222, 2453574), (10266, 1965058), (12333, 1635716), (13862, 1455294), (14101, 1430628), (16444, 1226787), (20532, 982529), (20793, 970196), (24666, 817858), (27724, 727647), (28202, 715314), (41586, 485098), (42303, 476876), (49332, 408929), (56404, 357657), (83172, 242549), (84606, 238438), (119219, 169212)]