19528032268

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{457}}^1\times {\mathrm{7919}}^1$

素因数の和:8470

約数の個数: 48

約数和(自身を含む): 36563788800

約数和(自身を除く): 17035756532

約数列:

[1, 2, 4, 19, 38, 71, 76, 142, 284, 457, 914, 1349, 1828, 2698, 5396, 7919, 8683, 15838, 17366, 31676, 32447, 34732, 64894, 129788, 150461, 300922, 562249, 601844, 616493, 1124498, 1232986, 2248996, 2465972, 3618983, 7237966, 10682731, 14475932, 21365462, 42730924, 68760677, 137521354, 256947793, 275042708, 513895586, 1027791172, 4882008067, 9764016134, 19528032268]

約数ペア:

[(1, 19528032268), (2, 9764016134), (4, 4882008067), (19, 1027791172), (38, 513895586), (71, 275042708), (76, 256947793), (142, 137521354), (284, 68760677), (457, 42730924), (914, 21365462), (1349, 14475932), (1828, 10682731), (2698, 7237966), (5396, 3618983), (7919, 2465972), (8683, 2248996), (15838, 1232986), (17366, 1124498), (31676, 616493), (32447, 601844), (34732, 562249), (64894, 300922), (129788, 150461)]