16980528

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{433}}^1$

素因数の和:506

約数の個数: 80

約数和(自身を含む): 47358080

約数和(自身を除く): 30377552

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 43, 48, 57, 76, 86, 114, 129, 152, 172, 228, 258, 304, 344, 433, 456, 516, 688, 817, 866, 912, 1032, 1299, 1634, 1732, 2064, 2451, 2598, 3268, 3464, 4902, 5196, 6536, 6928, 8227, 9804, 10392, 13072, 16454, 18619, 19608, 20784, 24681, 32908, 37238, 39216, 49362, 55857, 65816, 74476, 98724, 111714, 131632, 148952, 197448, 223428, 297904, 353761, 394896, 446856, 707522, 893712, 1061283, 1415044, 2122566, 2830088, 4245132, 5660176, 8490264, 16980528]

約数ペア:

[(1, 16980528), (2, 8490264), (3, 5660176), (4, 4245132), (6, 2830088), (8, 2122566), (12, 1415044), (16, 1061283), (19, 893712), (24, 707522), (38, 446856), (43, 394896), (48, 353761), (57, 297904), (76, 223428), (86, 197448), (114, 148952), (129, 131632), (152, 111714), (172, 98724), (228, 74476), (258, 65816), (304, 55857), (344, 49362), (433, 39216), (456, 37238), (516, 32908), (688, 24681), (817, 20784), (866, 19608), (912, 18619), (1032, 16454), (1299, 13072), (1634, 10392), (1732, 9804), (2064, 8227), (2451, 6928), (2598, 6536), (3268, 5196), (3464, 4902)]