2013162008

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{239}}^1$

素因数の和:505

約数の個数: 128

約数和(自身を含む): 4596480000

約数和(自身を除く): 2583317992

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 37, 44, 52, 74, 88, 104, 143, 148, 199, 239, 286, 296, 398, 407, 478, 481, 572, 796, 814, 956, 962, 1144, 1592, 1628, 1912, 1924, 2189, 2587, 2629, 3107, 3256, 3848, 4378, 5174, 5258, 5291, 6214, 7363, 8756, 8843, 10348, 10516, 10582, 12428, 14726, 17512, 17686, 20696, 21032, 21164, 24856, 28457, 29452, 34177, 35372, 42328, 47561, 56914, 58904, 68354, 70744, 80993, 95122, 95719, 97273, 113828, 114959, 136708, 161986, 190244, 191438, 194546, 227656, 229918, 273416, 323972, 380488, 382876, 389092, 459836, 523171, 618293, 647944, 765752, 778184, 919672, 1046342, 1052909, 1236586, 1264549, 1759757, 2092684, 2105818, 2473172, 2529098, 3519514, 4185368, 4211636, 4946344, 5058196, 6801223, 7039028, 8423272, 10116392, 13602446, 14078056, 19357327, 22876841, 27204892, 38714654, 45753682, 54409784, 77429308, 91507364, 154858616, 183014728, 251645251, 503290502, 1006581004, 2013162008]

約数ペア:

[(1, 2013162008), (2, 1006581004), (4, 503290502), (8, 251645251), (11, 183014728), (13, 154858616), (22, 91507364), (26, 77429308), (37, 54409784), (44, 45753682), (52, 38714654), (74, 27204892), (88, 22876841), (104, 19357327), (143, 14078056), (148, 13602446), (199, 10116392), (239, 8423272), (286, 7039028), (296, 6801223), (398, 5058196), (407, 4946344), (478, 4211636), (481, 4185368), (572, 3519514), (796, 2529098), (814, 2473172), (956, 2105818), (962, 2092684), (1144, 1759757), (1592, 1264549), (1628, 1236586), (1912, 1052909), (1924, 1046342), (2189, 919672), (2587, 778184), (2629, 765752), (3107, 647944), (3256, 618293), (3848, 523171), (4378, 459836), (5174, 389092), (5258, 382876), (5291, 380488), (6214, 323972), (7363, 273416), (8756, 229918), (8843, 227656), (10348, 194546), (10516, 191438), (10582, 190244), (12428, 161986), (14726, 136708), (17512, 114959), (17686, 113828), (20696, 97273), (21032, 95719), (21164, 95122), (24856, 80993), (28457, 70744), (29452, 68354), (34177, 58904), (35372, 56914), (42328, 47561)]