20152152776

素因数分解:

$2^3\times 7^3\times {\mathrm{47}}^1\times {\mathrm{156257}}^1$

素因数の和:156331

約数の個数: 64

約数和(自身を含む): 45002304000

約数和(自身を除く): 24850151224

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 49, 56, 94, 98, 188, 196, 329, 343, 376, 392, 658, 686, 1316, 1372, 2303, 2632, 2744, 4606, 9212, 16121, 18424, 32242, 64484, 128968, 156257, 312514, 625028, 1093799, 1250056, 2187598, 4375196, 7344079, 7656593, 8750392, 14688158, 15313186, 29376316, 30626372, 51408553, 53596151, 58752632, 61252744, 102817106, 107192302, 205634212, 214384604, 359859871, 411268424, 428769208, 719719742, 1439439484, 2519019097, 2878878968, 5038038194, 10076076388, 20152152776]

約数ペア:

[(1, 20152152776), (2, 10076076388), (4, 5038038194), (7, 2878878968), (8, 2519019097), (14, 1439439484), (28, 719719742), (47, 428769208), (49, 411268424), (56, 359859871), (94, 214384604), (98, 205634212), (188, 107192302), (196, 102817106), (329, 61252744), (343, 58752632), (376, 53596151), (392, 51408553), (658, 30626372), (686, 29376316), (1316, 15313186), (1372, 14688158), (2303, 8750392), (2632, 7656593), (2744, 7344079), (4606, 4375196), (9212, 2187598), (16121, 1250056), (18424, 1093799), (32242, 625028), (64484, 312514), (128968, 156257)]