20170356486

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1\times {\mathrm{3881}}^1$

素因数の和:4190

約数の個数: 128

約数和(自身を含む): 50713205760

約数和(自身を除く): 30542849274

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 29, 34, 42, 51, 58, 87, 102, 119, 174, 203, 238, 251, 357, 406, 493, 502, 609, 714, 753, 986, 1218, 1479, 1506, 1757, 2958, 3451, 3514, 3881, 4267, 5271, 6902, 7279, 7762, 8534, 10353, 10542, 11643, 12801, 14558, 20706, 21837, 23286, 25602, 27167, 29869, 43674, 50953, 54334, 59738, 65977, 81501, 89607, 101906, 112549, 123743, 131954, 152859, 163002, 179214, 197931, 225098, 247486, 305718, 337647, 371229, 395862, 461839, 675294, 742458, 787843, 866201, 923678, 974131, 1385517, 1575686, 1732402, 1913333, 1948262, 2363529, 2598603, 2771034, 2922393, 3826666, 4727058, 5197206, 5739999, 5844786, 6818917, 11479998, 13393331, 13637834, 16560227, 20456751, 26786662, 28249799, 33120454, 40179993, 40913502, 49680681, 56499598, 80359986, 84749397, 99361362, 115921589, 169498794, 197748593, 231843178, 347764767, 395497186, 480246583, 593245779, 695529534, 960493166, 1186491558, 1440739749, 2881479498, 3361726081, 6723452162, 10085178243, 20170356486]

約数ペア:

[(1, 20170356486), (2, 10085178243), (3, 6723452162), (6, 3361726081), (7, 2881479498), (14, 1440739749), (17, 1186491558), (21, 960493166), (29, 695529534), (34, 593245779), (42, 480246583), (51, 395497186), (58, 347764767), (87, 231843178), (102, 197748593), (119, 169498794), (174, 115921589), (203, 99361362), (238, 84749397), (251, 80359986), (357, 56499598), (406, 49680681), (493, 40913502), (502, 40179993), (609, 33120454), (714, 28249799), (753, 26786662), (986, 20456751), (1218, 16560227), (1479, 13637834), (1506, 13393331), (1757, 11479998), (2958, 6818917), (3451, 5844786), (3514, 5739999), (3881, 5197206), (4267, 4727058), (5271, 3826666), (6902, 2922393), (7279, 2771034), (7762, 2598603), (8534, 2363529), (10353, 1948262), (10542, 1913333), (11643, 1732402), (12801, 1575686), (14558, 1385517), (20706, 974131), (21837, 923678), (23286, 866201), (25602, 787843), (27167, 742458), (29869, 675294), (43674, 461839), (50953, 395862), (54334, 371229), (59738, 337647), (65977, 305718), (81501, 247486), (89607, 225098), (101906, 197931), (112549, 179214), (123743, 163002), (131954, 152859)]